Shireen decided to deposit her graduation gift money in two different savings accounts. Account X has an interest rate of .5% and Account Y has an interest rate of .25%. Altogether, she received $5000 from graduation. If after the first year Her interest earned was $21.25, how much was deposited into each account?a. Define your variables by assigning them to the real-world quantities in the problem.b. Write a system of equations in standard form you can use to solve for those quantities.c. Calculate the x and y intercepts for both equations.d. How much was deposited in each account? Use whatever method you want to solve thesystem of equations.

Answers

Answer 1

Let x= be the amount in the account with .5%

Let y be the amount in the account with .25%

We know that interest is

I = PRT

I = 21.25 and time is 1 year so t=1

I = x(.005)(1) + y (.0025)

We also know that the amount invested is 5000

x+y = 5000

The system of equations is

21.25 = .005x + .0025y

x+y = 5000

21.25 = .005x+.0025y

Let x = 0

21.25 = .0025y

21.25/.0025 =y

The y intercept is 8500

Let y =0

21.25 = .005x

21.25/.005 =x

The x intercept is 4250

x+y = 5000

Let x = 0

The y intercept is 5000

Let y =0

The x intercept is 5000

Using substitution

x = 5000-y

21.25 = .005(5000-y) + .0025y

21.25 = 25 - .005y +.0025y

21.25-25 = -.0025y

-3.75 = -.0025y

-3.75/-.0025 = y

1500 = y

Now find x

x+y = 5000

x+1500=5000

x = 5000-1500

x = 3500


Related Questions

Name the image of R(1, 2) after a 270 rotation about (0, - 2)

Answers

The image after a 270 rotation is (4, -3)

How to determine the image after rotation about a point?

If the point of rotation is not the origin, the steps are as follows:

1. Subtract the point of rotation off each vertex point of

the shape

2. Rotate as you would around the origin

3. Add the point of rotation back to each vertex point of

the shape

Given: R(1, 2) after a 270 rotation about (0, - 2)

step1: (1-0, 2-(-2)) = (1, 4)

step 2: For rotation about the origin through 270°, the image is (y, -x). Thus, (1, 4) => (4, -1)

step 3: (4, -1) => (4+0, -1+(-2) ) = (4, -3)

Therefore, the image of R(1, 2) after a 270 rotation about (0, - 2) is (4, -3)

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Tìm giá trị lớn nhất, giá trị nhỏ nhất của hàm số y = x^ + 4(1 −x) trên |-1; 1]

Answers

Answer:

tite ko malaki hahahhahhaahhaahahahahhaahjjaahahaahahahhah

Step-by-step explanation:

12345


PLZZ HELP ASAP ILL MAKE U BRAINLIEST
What type of transformation is shown?

Reflection

Translation right and down

Translation left and down

Rotation

PLZZ HELP ASAP ILL MAKE U BRAINLIESTWhat type of transformation is shown?ReflectionTranslation right

Answers

Translation right down c=
Translation right and down

divide the polynomials x^2-10,000/x-100

Answers

Answer:

x+100

Step-by-step explanation:

x^2-10,000/x-100

x^2-10000 is a difference in squares and can be factored.

x^2-10000 = (x+100)(×-100).

(x+100)(x-100)/(x-100)

(x-100) cancel each other.

x+100 remains.

Evaluate - 7x + y when x= -1 y= -9

Answers

Answer:

-2

Step-by-step explanation:

-7(-1)+(-9)

7+(-9)

-2

-2 is the correct answer to the question

10,000 times 100,00 help please

Answers

Answer:1,000,000

Step-by-step explanation:THERE U GO :)

What are the rules of multiplying decimals?

Answers

To multiply decimals, first multiply as if there is no decimal. Next, count the number of digits after the decimal in each factor. Finally, put the same number of digits behind the decimal in the product.

Answer:

To multiply decimals, first multiply as if there is no decimal. Next, count the number of digits after the decimal in each factor. Finally, put the same number of digits behind the decimal in the product.

Step-by-step explanation:

Brandie lives on the twelfth floor of her apartment building. She walks down 2 flights to visit a friend, then up 3 flights to deliver a message to a neighbor. Which integer best represents the number of flights Brandie must walk to get back to her starting point?

Answers

Answer:

1

Step-by-step explanation:

12 - 2 + 3 = 13

13 - 12 = 1

Answer:

-1

Step-by-step explanation:

she must walk down 1 flight of stairs

Kyra opened a nail salon. For each manicure, Kyra charges $12. This week, Kyra has a goal of making a total of $200. Write an inequality that shows the minimum number of manicures that Kyra will need to give in order to meet her goal.​

Answers

im pretty sure its 12m<200 but its the less than sign with a line under it (im on phone so i cant type it)

1.4(X + 3) *

[
4x + 3
X + 12
4x + 12

Answers

Answer:

4x + 12

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Distributive Property

Step-by-step explanation:

Step 1: Define

4(x + 3)

Step 2: Expand

Distribute 4:                     4(x) + 4(3)Multiply:                            4x + 12

Answer:

\( \huge4(x + 3) = 4x + 12\)

4x+12 is the right answer.

9375 grams of radioactive material decays every hour in a geometric fashion. After 4 hours of decay, 15 grams of radioactive material remains. Assuming the decay continues at the same rate, determine the exact amount of radioactive material that would remain by the 7th hour of decay.

Answers

The amount of radioactive material that would remain by the 7th hour of decay is 0.12 grams.

Exponential function

An exponential function is in the form:

y = abˣ

where y,x are variables, a is the initial value and b is the multiplicative factor.

Let y represent the amount of substance remaining after x hours. Hence:

a = 9375, at x = 4, y = 15:

15 = 9375(b)⁴

b = 0.2

y = 9375(0.2)ˣ

For the 7th hour, x = 7:

y = 9375(0.2)⁷ = 0.12

The amount of radioactive material that would remain by the 7th hour of decay is 0.12 grams.

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Find the volume of rectangular prism. (You should have at least 2 steps shows in your work!)(show all decimal places or a fraction)

Find the volume of rectangular prism. (You should have at least 2 steps shows in your work!)(show all

Answers

The volume of this rectangular prism include the following: 84.375 cubic meters.

How to calculate the volume of a rectangular prism?

In Mathematics and Geometry, the volume of a rectangular prism can be calculated by using the following formula:

Volume of a rectangular prism = L × W × H

Where:

L represents the length of a rectangular prism.W represents the width of a rectangular prism.H represents the height of a rectangular prism.

By substituting the given dimensions (parameters) into the formula for the volume of a rectangular prism, we have the following;

Volume of rectangular prism = 5 × 4 1/2 ×  3 3/4

Volume of rectangular prism = 5 × 4.5 ×  3.75

Volume of rectangular prism = 84.375 cubic meters.

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6 + 4 x 3 +7}
Pls helpppp

Answers

Answer:

25

Step-by-step explanation:

none

Answer:

6+4×3+7=37

Step-by-step explanation:

6+4= 10

3x10=30

30+7=37

The James used their sprinkler for 40 hours last month and the Jenkins used their sprinkler for 35 hours. The total output of the two houses was 1525 L. If their combined rate of usage was 40 L/hr, what is the rate of usage for each house?

Answers

Answer:

Step-by-step explanation:

.................8908989

Solve. Write the solution in interval notation.

Solve. Write the solution in interval notation.

Answers

The solution in interval notation is; (-∞,  49/2).

What is inequality?

Inequality is defined as the relation which makes a non-equal comparison between two given functions.

To solve the equation 5/16x - 7/4 < 3/4x + 21/2, we can simplify both sides:

5/16x - 7/4 < 3/4x + 21/2

Combining like terms:

5/16x  -3/4x  < 21/2 + 7/4

8/16x < 49/4

1/2x < 49/4

Simplifying the fraction;

x < 49/2

Therefore, the solution in interval notation is (-∞,  49/2).

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The lines represented by the equations y=-\frac{5}{2}x+7y=− 2 5 ​ x+7 and y-\frac{2}{5}x=-4y− 5 2 ​ x=−4 are

Answers

Answer:

bxjfjxucjkkdndjkjhkjjnn

Joyce paid $104.00 for an item at the store that was 20 percent off the original price. What was the original price?

Answers

Answer:

124.80

Step-by-step explanation:

price = $104.00

percentage deducted = 20%

price deducted = 104 × 20 ÷ 100

                          = 20.80

original price = 104.00 + 20.8 = 124.80

Question is down below Answer choices are the same for each drop down menu.

Question is down below Answer choices are the same for each drop down menu.

Answers

Given:

The triangles EFG and PQR are given.

To find: The correct answer

Explanation:

a) An angle bisector:

As we know,

An angle bisector is a line or ray that divides an angle into two congruent angles.

Here, The line FJ is the angle bisector for angle F.

Thus, the angle bisector is line FJ.

b) Perpendicular bisector:

As we know,

A perpendicular bisector is a line that bisects another line segment at a right angle, through the intersection point.

Here, the line SL bisects another line segment PQ at a right angle, through the intersection point S.

Thus, the perpendicular bisector is SL.

c) A point is equidistant from the line segment FE and EG:

The point that is equidistant to all sides of a triangle is called the incenter.

Here, H is the point that is equidistant from the line segment FE and EG.

Thus, the point is H only.

d) A point is equidistant from the points P and Q:

The point that is equidistant to all vertices of a triangle is called the circumcenter.

Here, L is the point that is equidistant from the points P and Q.

Thus, the point is L only.

Find all solutions of each equation on the interval 0≤ x <2pie
tan² x sec² x +2 sec²x - tan²x =2

Answers

The trigonometric equations has the following solutions: x = 0 + j · π or x = 0.352π + j · π or x = - 0.352π + j · π, where j is a non-negative whole number.

How to solve a trigonometric equation

In this problem we find the case of a trigonometric equation, whose solutions on the interval [0, 2π] must be found. This can be done by both algebra properties and trigonometric formulae. First, write the entire expression:

tan² x · sec² x + 2 · sec² x - tan² x = 2

Second, use trigonometric formulas to reduce the number of trigonometric functions:

tan² x · (tan² x + 1) + 2 · (tan² x + 1) - tan² x = 2

Third, expand the equation:

tan⁴ x + tan² x + 2 · tan² x + 2 - tan² x = 2

tan⁴ x + 2 · tan² x = 0

Fourth, factor the expression:

tan² x · (tan² x - 2) = 0

tan² x = 0 or tan² x = 2

tan x = 0 or tan x = ± √2

Fifth, determine the solutions to trigonometric equation:

x = 0 + j · π or x = 0.352π + j · π or x = - 0.352π + j · π, where j is a non-negative whole number.

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What is the answer....................................................

What is the answer....................................................

Answers

Answer:A school bus provides a safe way of transportation for your child. Learn resources to talk to your child about school bus and bus stop safety.

Step-by-step explanation:

√2x² + 7x + 5√2 = 0
find the roots of the following quadratic equation by factorization method



PLS HELP ME FAST

Answers

Step-by-step explanation:

√2x² + 7x +√2=0

2x + 7x + √ 2 =0

√2=9x

x = o.15713484

2 Question 3 3.1 The layout plan of the copy room at Hills Secondary is given below.
3.1 justify a reason whether or not copier is suitably placed in room (3) ​

Answers

Based on these considerations, it is necessary to assess the specific layout plan and the surrounding environment to determine whether the copier is suitably placed in room (3) at Hills Secondary.

To determine whether the copier is suitably placed in room (3) at Hills Secondary, we need to consider factors such as accessibility, noise, and convenience.

Firstly, we need to evaluate the accessibility of the copier in room (3). Is it easily accessible for all students and staff who need to use it? If the copier is located in a central position within the school or close to high-traffic areas, it would be considered suitable.

However, if it is tucked away in a corner or not easily visible, it may cause inconvenience and hinder access for users.

Secondly, we should consider noise levels. Copiers can be noisy machines, and if room (3) is located near classrooms or areas where students require a quiet environment, it may not be an ideal placement. Noise disturbances could disrupt learning activities and cause distractions.

Lastly, convenience plays an important role. Room (3) should be spacious enough to accommodate the copier and allow users to operate it comfortably. If the room is cramped or lacks proper ventilation, it may cause inconvenience for users and impact the overall workflow.

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Divide 4 2/3 & 3 1/3. Simplify the answer and write it as a mixed number.

Divide 4 2/3 &amp; 3 1/3. Simplify the answer and write it as a mixed number.

Answers

Answer:

4 2/3 ÷ 3 1/3= 1 2/5

Step-by-step explanation:

First, you turn the mixed terms into an improper fraction like this

4 2/3 → 14/3 because when you multiply 4 times 3 equaling 12 then having 2 then adding that you get 14/3.

3 1/3 → 10/3 because when you multiply 3*3=9 then having 1 and adding that you get 10/3.

Then, you do KCF which stands for Keep Change Flip so for this you would do: 14/3 ÷ 10/3 → 14/3 × 3/10

14 × 3 = 42 and 3 × 10= 30

Now being 42/30 this is considered an improper fraction in which you have to transform it into a mixed number like this:

(For this you need to find the greatest common factor)

42/30 →  42 and 30 greatest common factor is 6 because they are divisible and factor of 6.

Now you divide both the denominator and the numerator y 6 like this:

42 ÷ 6= 7

30 ÷ 6= 5

Now we have 7/5, this is still an improper number so we see how many times 7 can go to 5 which is once. So we have 1 as whole number, now we put the reminder as the numenator of the mix fraction keeping 5 as being the denominator.

Overall, We have our answer 1 2/5

I hope this helps :D  

5h-6-8+7h what’s the answer ?

Answers

Simplified ? 12h -(-2)

What is the distance between A=(−4,−3) and B=(3,−3)?

Answers

Answer:

Step-by-step explanation:

You could use a distance formula or pythagorean theorem (which is where the distance formula comes from) but if you look at these points this line is just literally a flat straight horizontal line. You could count squares on a graph or visualize in your head that it goes from -4 to 3. See image.

What is the distance between A=(4,3) and B=(3,3)?

Evaluate 3.6x + 4.5y when x = 3 and y = 7.

Answers

Answer:42.3

thats the answer

Form a polynomial whose real zeros and degree are given.
Zeros: – 4, 0, 6;
degree: 3

Answers

Answer:

?

Step-by-step explanation:

In a certain Algebra 2 class of 28 students, 7 of them play basketball and 5 of them play baseball. There are 18 students who play neither sport. What is the probability that a student chosen randomly from the class plays both basketball and baseball?

Answers

Answer:

2 students play both

Step-by-step explanation:n(u)=28

n(b)=7,n(b)=5,n(who play neither sport)=18

HERE,

n(u)=n(b)+n(b)-n(BnB)+n(who play neither sport)

28=7+5-n(BnB)+18

28=30-n(BnB)

n(BnB)=30-28

 =2 answer

2
Select the correct answer from each drop-down menu.
Triangle ABC is shown in the coordinate plane. It is translated 6 units left and 4 units down. Then it is dilated by a scale factor of 3 centered about the
origin. Complete the statements.
-6 -4
v.
6
4-
2-
lo
-2-
-4-
-6-
The translation of triangle ABC
A
2
с
6
B
Reset
The dilation of triangle ABC
Next

Answers

For the transformations of the triangle, we have that:

1. The translation of triangle ABC preserves side lengths and angles.

2. The dilation of triangle ABC preserves angles but not side lengths.

Hence the correct options are, respectively, C and B.

A translation involves shift left, shift right, shift down, or shift up, meaning that just the coordinates of the figure change, not the angles or the side lengths,

1. The translation of triangle ABC preserves side lengths and angles.

For a dilation, the coordinates of the vertices are multiplied by a constant, hence the side lengths change while the angles remain constant, thus:

2. The dilation of triangle ABC preserves angles but not side lengths.

Hence the correct options are, respectively, C and B.

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2Select the correct answer from each drop-down menu.Triangle ABC is shown in the coordinate plane. It

YA'LL ARE SMART ! PLEASE HELP !

YA'LL ARE SMART ! PLEASE HELP !

Answers

Answer:

(h,k)

Step-by-step explanation:

f(x) = a|x-h| +k

This is written in vertex form where (h,k) is the vertex

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DigiCom purchased a new piece of equipment by paying cash of $3,450. f. DigiCom hired a technician, to start next month, who will get paid $8,000 per month. g. DigiCom paid for the supplies purchased in (c). h. DigiCom performed work for a client and received cash of $6,400. i. DigiCom paid the administrative assistant's salary of $5,700. Tina has a pet sitting business. She charges a flat service fee of $30, plus $15 per day for each animal. If one of her customers spent less than $75 on one animal, which of the following inequalities could be used to solve for x, the number of days the customer paid for pet sitting? 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