The point (2, -1) is on the line 2x + y = 5.

Answers

Answer 1

Answer:

No

Step-by-step explanation:

Substitute by x = 2 and y = - 1

You will get 2*2 + (-1) = 3 not 5

Then it doesn't lie


Related Questions

The surface area of the solid is ____ square inches.

The surface area of the solid is ____ square inches.

Answers

Answer: 125in squared.

5x5=25

5x10=50 divided by 2 =25

Repeat 3 more times

Add together

this answer is 125in. squared

Help my cousin please

Help my cousin please

Answers

Answer:can't read it

Step-by-step explanation:

so ummm

I cannot see it ........




..

What is the solution of the equation n+13=30 ?

Answers

The answer is 30 right

Answer:17

Step-by-step explanation:

1) 30 -13=17

n=17

Change 80% to a fraction. 4/5 4/10 4/100 4/50

Answers

Answer:4/5

Step-by-step explanation:

80% means 80/100 in fraction. We have to simplify the fraction by 80÷20 and 100÷20 = 4/5

So the answer is 4/5.

Answer:

Step-by-step 80 percent is 80\100 so

For the first one (4\5) 5x20=100 and 4x20=80 which is 80\100

so it should be 4\5

Please vote me for brainless :)

I do give brainliest

I do give brainliest

Answers

Answer:

Step-by-step explanation:

Slope of the line =  y2 - y1 ÷ x2 - x1

           ====>     8 - (-6) / (-1) - 5

                       =   14 / -6 = -7 / 3

Does anyone have the answer key to "Understand Systems of Linear Equations I-ready level H instruction?"

Answers

Answer:

no bro, sorry. even though I needed to I don't have it

You have a pizza with diameter 12
2
3 in., and a square box that is 12.65 in. across. Write 12
2
3 as a decimal. Can you fit the pizza inside the​ box?
What is the decimal expansion for 12
2
3​?
A.12.6
B.12.65
C.12.6
D.12.66
pls help me

Answers

Answer:

D is the right choice and no you cannot fit the pizza inside the box.

Step-by-step explanation:

D is the answer because to turn 2/3 into a decimal you would divide 2 by 3 and the answer you would get would be 0.66666666666...You would then add 12 to the answer and get 12.6666... Once you get this answer you would round it to the hundredths to get 12.67 but since that is not an option you could use D, 12.66 inches.

Answer:

I believe the answer is D.

Step-by-step explanation:

GOOGLE

What is the solution to this equation?

−1/5(x+1 3/4)=−2 1/
2

Responses

x=21 1/4
x equals 21 and 1 over 4

x=14 1/4
x equals 14 and 1 over 4

x=10 3/4
x equals 10 and 3 over 4

x=3 3/4

I WILL GIVE BRAINLYEST

Answers

Answer:

10 3/4

Step-by-step explanation:

\(x + \frac{7}{4} = - \frac{5}{2} \times - \frac{5}{1} \\ x = \frac{25}{2} - \frac{7}{4} \\ x = \frac{43}{4} \\ x = 10 + \frac{3}{4} \)

Suppose that x,y,z are positive integers satisfying x <= y <= z, and such that the product of all three numbers is twice their sum. What is the sum of all possible values of z?

Answers

All solutions

1. x = 1 , y = 3 , Z = 8

2. x = 1 , y = 4 , Z = 5

3. x = 2 , y = 2 , Z = 4

sum of z is 4+5+8 = 17

pls help!!!!
Solve the equation for r. Show your work.
r-15=6

Answers

Answer:

r=21

Step-by-step explanation:

r-15=6

r=6+15

r=21

Answer:

21

Step-by-step explanation:

r-15=6

r-15=6

 add 15 to both sides it cancels out left side

r=21

tere

A fair coin is flipped four times. Use a tree diagram to find the probability of observing exactly two heads.
Enter your answer as a percentage, to the nearest percent.

Answers

Answer:

50%

Step-by-step explanation:

if you were to flip the coin four times it has a fifty fifty chance that it will be heads or tails.

I would say it’s 50% because a coin has two sides and if it lands on either, it’s a fifty fifty percent chance

of the following numbers, which has the most factors of 3?
a) 81
b) 270
c) 999
d) 3333

Answers

Answer:

81 has the most factors of 3

Step-by-step explanation:

To conclude which of the following options has the most factors of 3, take each of the number's prime factorization, which will help us solve the problem.

( 1 ) 81 is a composite number and is 9 squared. Knowing that 3 squared = 9, we can say that the prime factorization of 81 = 3 \(*\) 3 \(*\) 3 \(*\) 3, which can also be denoted as 3⁴.

( 2 ) 270 is a composite number. The exponents in the prime factorization are 1, 3, and 1, and therefore it's prime factorization is - 3 \(*\) 5 \(*\) 3 \(*\) 2 \(*\) 3, composed of 3 3s.

( 3 ) If we put all of it together we have the factors 3 x 3 x 3 x 37 = 999. It can also be written in exponential form, with 3 to the power of 3 - hence having 3 factors of 3.

And finally the value 3333 has the prime factorization of 3 \(*\) 11 \(*\) 101, and as you can see it has 1 factor of 3. 81, having 4 factors of 3, is present with the most factors, and therefore is our solution.

Number 81 has the most number of factor 3. Option A is correct.

A number from the options to be determined that has the most number of factor 3.

What are the factors?

factors can be defined by splitting the value into multipliable values.

Here,
Factors of 81 = 3,3,3,3            Number of factor 3 = 4
Factors of 270 =2,3,3,3,5       Number of factor 3 = 3  
Factors of 999 =3,3,11             Number of factor 3 = 2
Factors of 3333 = 3,11             Number of factor 3 = 1
As per the above comparison, 81 has the most number of factor 3.

Thus, Number 81 has the most number of factors 3.

Learn more about Factors here:
https://brainly.com/question/24182713

#SPJ2

Order the numbers from closest to zero to farthest from zero:
4.38, l4.5l, l-4.6l, -l4.9l

HELPPPPP

Answers

The smallest number is the one closest to zero, or after zero, if it's a negative number, while the largest number is the number with the largest difference from the smallest, or the highest of value (not considering all situations). Usually, you would use the ascending order method for graphing numbers based on their value, which is indeed smallest to largest. According to thefreedictionary.com, "A function or variable continuously approaching zero as a limit." Tip: In ordering numbers based on value, the whole numbers that aren't negative are considerably believed to be the easiest numbers to order.

With that being said, here is the order of the numbers from smallest to largest:

4.38

4.5

4.6

4.9

Answer:

Here are the numbers ordered from closest to zero to farthest from zero:

4.38 (closest to zero)

4.5

-4.6

-4.9 (farthest from zero)

Step-by-step explanation:

On the Mercator map, the continental U.S. looks much larger than Australia. In reality, the continental U.S. is only about 200 miles wider than Australia. Describe how you would change the map to reflect this fact.

Answers

Due to the fact that the Earth has the shape of a geoid, and if you look at it from space, it will seem that the continents that are on two sides of the earth are smaller than those that are in the middle, and a flat map is a cut of one of the sides of the geoid. That's why there is such an optical illusion.

Answer:

I would add a line across the country and put the length of it

Step-by-step explanation:

It allows it to show the length of the country without allowing it be assumed that it is a like 10x larger country.

Help: The stem-and-leaf plot displays the distances that a heavy ball was thrown in feet.

2 0, 2, 5
3 1, 3, 4
4 1, 1, 5
5 0, 6
6 7
Key: 3|1 means 3.1

What is the mean, and what does it tell you in terms of the problem?
A.3.1 feet; The value means the furthest the ball went.
B.3.875 feet; The value means that a typical throw of the ball results in 3.875 feet.
C.4.1 feet; The value means this measurement had the most occurrences.
D.4.65 feet; The value means that a typical throw of the ball results in 4.65 feet.

Answers

Answer: B) 3.875

Step-by-step explanation:

To start off, finding the mean is the AVERAGE. To find the average, you must add all of the values, and divide by however many values there are (in this case, there are 12) So first add all of the values:

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

2+2.2+2.5+3.1+3.3+3.4+4.1+4.1+4.5+5+5.6+6.7 = 46.5 (or 46.50)

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

next, you divide 46.5 by however many values there are (in this case, there are 12)

So, 46.5 / 12 is equal to 3.875

This tells us that the average distance of the throw is 3.875 feet

Therefore, the correct answer is B.3.875 feet; The value means that a typical throw of the ball results in 3.875 feet.

HOPE THIS HELPS YOU! HAVE A GOOD DAY!

Volume
From the page you printed out, cut out the nets of the cubes labeled A and B. Fold the nets and tape or glue them together to make cubes.
Part A
What is the side length of cube A? Write the length in inches. (Use fractions if necessary.)
Part B
What is the volume of cube A?
Part C
What is the side length of cube B? Write the length in inches. (Use fractions if necessary.)
Part D
What is the volume of cube B? How many cubes identical to cube A are needed to fill cube B?

Answers

Answer:

Please provide the page that you printed.

Step-by-step explanation:

Go up down left right turn again 12 but do u need help doing everything in the house fr

(CORRECT ANSWER GETS BRAINLIEST) From the information in the graph, what is the mean number of books the boys read?A.3 B.4 C.5 D.6

(CORRECT ANSWER GETS BRAINLIEST) From the information in the graph, what is the mean number of books

Answers

B.4!
Explanation: Count how many books the boys read in total: 7, 2, 3, 5, 3
Add them up: 20
Divide by the number of days: 20/5
=4
On Monday 7 read
On Tuesday 2read
On Wednesday 3 read
On Thursday 5 read
On Friday 3read

Total read (7+2+3+5+3)
=20
Mean = Σf/n
Σf= sum of data(frequencies)point
n= total number of data(frequencies)
=20/5
=4
Man number of books the boys read is 4
Option B

Please help! I will give brainliest!

Please help! I will give brainliest!

Answers

Answer:

A

Step-by-step explanation:

trust me brother

subtracting a negative number is the same as adding the number

it’s A because a negative and negative makes a positive with makes it +

Some students recorded how many minutes they spent on the phone in one day. They put the results in a Stem-and-Leaf Plot.



What is the mean number of minutes spent on the phone?

Some students recorded how many minutes they spent on the phone in one day. They put the results in a

Answers

Answer:   31

Explanation:

The data from the stem-and-leaf plot is:

10,

24,25,26,

30,30,32,33,

40,45,46

Add up those values

10+24+25+26+30+30+32+33+40+45+46 = 341

Then divide over n = 11 which is the sample size.

341/11 = 31 is the arithmetic mean.

Answer:

341/11 = 31 is the arithmetic mean.

Step-by-step explanation:

***20 POINTS-WILL MARK BRAINLIEST***
#2

***20 POINTS-WILL MARK BRAINLIEST***#2

Answers

Answer:

1)

Scientific: 3*10^2

Standard: 300

2)

Scientific: 4.5*10^5

Standard: 450000

3)

Scientific: 1.5*10^-3

Standard: 0.0015

Step-by-step explanation:

There is a rule in mathematics that goes like this: If you have an exponent divided by an exponent and they have the same base, it is the same thing as subtracting it from each other.  

Example: if we had \(\frac{10^5}{10^3}\), we could subtract 3 from 5 and get 2, and therefore our answer would be 10^2.  

We can apply this rule to all three of these problems.  

1) If we subtract the exponents, we get 9-7=2. Therefore our new exponent will be 2.  Next, divide the two numbers multiplying 10.  They are nine and three. 9/3 is 3, so our answer is 3*10^2.  Next we convert to standard form.  Multiply 3 time 10^2, and you get your answer.  10^2 is 100, 3*100 is 300, so our answer in standard form would be 300.  

You can repeat this same process with all of the problems.  

The volume of this cylinder is 401.92 cubic feet. What is the radius?

Answers

Answer:

8

Step-by-step explanation:

volume of a cylinder is pi r^2 h

401.92/3.14=128

we only can make the height 2.

128/2=64

square root of 64 is 8

8 is the answer.

It’s 8 :) good luck!!

Select the number that makes the statement correct by filling in the blank:

"A percentage of an object is how many parts of it there are out of ___ equal parts."

A. 100

B. 70

C. 400

D. 2

Answers

Answer: 100

Step-by-step explanation: if you mean out of a percent it’s 100%, 100% = 1 whole

Answer:

100

Step-by-step explanation:

I'm not sure how you spell it, but it's the abbreviation for the Socials, the jet set, the West-side rich kids. It's like the term "greaser," which is used to class all us boys on the East Side.

Which sentence best states the theme of this excerpt?

Neighborhoods are usually divided by social classes.

Some people judge others based on appearances.

All teens experience similar events in life.

People are sometimes labeled by where they live.

Answers

Answer:

I think it may be B

Step-by-step explanation:

It’s D. They’re defined by living on either the east or west side.

Nathan asks his friends what fraction of an hour it takes each of them to get ro school. Use the data to create a line plot

Nathan asks his friends what fraction of an hour it takes each of them to get ro school. Use the data

Answers

Answer:

The order of the line graph is:

two 1/3     three 1/2           five 2/3

--------------------------------------------------------

Step-by-step explanation:

You need to find the common denominator for the fractions. In this case it would be 6.

1/3 = 2/6

1/2= 3/6

2/3=4/6

Then you count how many of each there are and create a line graph.

A movie makes about $247,000,000 in the opening weekend. In the second weekend they only make $5,200,000. What is the combined revenue that they made on this movie in scientific notation?

Answers

Answer:

2.522^8

Step-by-step explanation:

this is the answer my guy

252,200,000 hope this helps

what is the height of a rectangular prism that has a volume of 28- meters cubed, a length of 8 meters and a width of 7 meters,

Answers

I’m guessing I’m guessing 0.5 meters. I don’t know.

You spin the spinner once.

2345


What is P(less than 5)?

Write your answer as a fraction or whole number.

Answers

Answer:

this probability is 3/4.

Step-by-step explanation:

The spinner has the numbers 2, 3, 4, and 5. Since the question asks for the probability of spinning a number less than 5, we need to consider the numbers 2, 3, and 4.

Out of the four numbers on the spinner, three of them (2, 3, and 4) are less than 5.

Therefore, the probability of spinning a number less than 5 is 3 out of 4.

Answer:

You spin the spinner once.

2345

The length of a rectangular garden is 20 feet and the width is 15 feet. What is ratio of length to width?

Answers

Answer: 4:3 because 20 divided by 5 is 4 and 15 divided by 5 is 3.

To find the ratio you are going to divide 15 by 20 and your answer will be 3 over 4

Draw a line to match each real world problem with the expression that can be used to solve it.

Lily has 32 ounces of orange Juice. if this is 10% more than sav, how much orange juice does sav have?

Danie is purchasing a new video game controller. After a discount of $32 the cost of the controller is $32. what was the original cost of the controller?

Answer Choices:

A) 0.9x =32
B) 0.1x =32
C) 1.1x=32

Answers

Answer:

Lily has 32 ounces of orange Juice. if this is 10% more than sav, how much orange juice does sav have?

Answer =   0.9x =32 and 0.1x=32

Danie is purchasing a new video game controller. After a discount of $32 the cost of the controller is $32. what was the original cost of the controller?

Answer = 1.1x=32

C i hope this helps you

How many solutions does the system have? { � = 9 � − 5 � = 9 � + 6 ⎩ ⎪ ⎪ ⎨ ⎪ ⎪ ⎧ ​ y=9x−5 y=9x+6 ​ Choose 1 answer: Choose 1 answer: (Choice A) Exactly one solution A Exactly one solution (Choice B) No solutions B No solutions (Choice C) Infinitely many solutions C Infinitely many solutions

Answers

Option (C) Infinitely many solutions

Indefinitely many solutions
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