Answer:
The correct answer should be B
Answer:
b
Step-by-step explanation:
khan
(PLEASE HELP!!) Write the standard form of the line that has a slope of - 3/4 and y-intercept of -2. Include your work in your final answer.
Answer:
3/4x+4=-2
Step-by-step explanation:
y=-3/4x-2
add -3/4x to each side
3/4x+4y=-2
multiply by 4
3x+4y=-8
Show your work and write an expression using the following criteria:
A dividend is greater than 1,000
The quotient is 52 with a remainder of 18
please help me, fast!
The stem-and-leaf plot displays data collected on the size of 15 classes at two different schools.
Mountain View School Seaside School
0 5, 8
9, 8, 2, 0 1 0, 1, 2, 5, 6, 8
8, 7, 6, 5, 5, 4, 4, 3, 1, 0 2 5, 5, 7, 7, 8
0 3 0, 6
Key: 2 | 1 | 0 means 12 for Mountain View and 10 for Seaside
Part A: Calculate the measures of center. Show all work. (2 points)
Part B: Calculate the measures of variability. Show all work. (1 point)
Part C: If you are interested in a smaller class size, which school is a better choice for you? Explain your reasoning. (1 point)
Write 2-3 sentences describing your biggest takeaways from this activity. Use as much academic language (e.g., transversal, parallel, congruent) as you can. (activity was lines, transversals, and angles)
my biggest mathematical discovery, however silly it may seem, was when I realized you actually got better at mathematics the more you practiced. I used to be one of those people that thought everyone that was good at math was just naturally gifted, until I actually started practicing it and things started coming easier in math class
please write a function for the points (1/3,0) (-2 3/4,0) and (0,-5) and explain the steps.
thank you!
The function for the points are y = -15x - 5
How to determine the functionFrom the information given, we have that;
The points are;
(1/3,0) (-2 3/4,0) and (0,-5)
Using the point-slope form of a linear equation, we have;
y - y₁ = m(x - x₁)
Such that;
m is the slope of the liney - y₁ and (x - x₁) are the pointsUsing (1/3, 0) and (0, -5), we have that the slope is;
m = (0 - (-5))/0 -1/3)
expand the bracket
= 5 / (-1/3)
= -15
Now, take any of the given points and substitute the values
Using (1/3, 0), we get;
y - 0 = -15(x - 1/3).
y = -15x - 5.
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The function for the points solved by (1/3,0) (-2 3/4,0) and (0,-5) solved by point slope form is \(a=-15b-5\)
We have given the points:
(1/3,0) (-2 3/4,0) and (0,-5)
Using the formula of linear equation
\(a-\)\(a_{1}\)\(=x[b-b_{1}]\)
Where we will consider (1/3,0) = \(a-a_{1}\) and (0,-5) = \(b-b_{1}\)
that is 1/3 = \(a\), 0 = \(a_{1}\) and
0 = \(b\), -5 = \(b_{1}\)
\(x\) refers to the slope of line (take any variable)
Now for finding the value of \(x\),
\(x=a-a_{1}/b-b_{1}\)
inserting the values,
\(x=[0-[-5]]/[0-1/3]\\x= -15\)
Substitute the value of \(x\) in the equation
\(a-0=-15[b-1/3]\)
By simplifying the equation, we get
\(a=-15b-5\)
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18a + 45 = 9(2a + 5)
true or false
Answer:
\(true\)
Step-by-step explanation:
\(18a + 45 = 9(2a + 5) \\ 18a + 45 = 18a \: + 45 \\ true.\)
I need help with this last one
Answer:
x = 7.5, y = 8.5-----------------------------------
The two angles with the variable x form a linear pair and therefore:
16x - 18 + 10x + 3 = 18026x - 15 = 18026x = 195x = 195/26x = 7.5Angles 16x - 18 and 12y are congruent as vertical angles:
16*7.5 - 18 = 12y102 = 12yy = 102/12y = 8.5Answer:
x = 7.5
y = 8.5
Step-by-step explanation:
Linear Pair
Two adjacent angles that sum to 180° (two angles which when combined together form a straight line).
To find x, equate the sum of the two angles with the variable x to 180° and solve:
⇒ (16x - 18)° + (10x + 3)° = 180°
⇒ 16x - 18 + 10x + 3 = 180
⇒ 26x - 15 = 180
⇒ 26x = 195
⇒ x = 7.5
Vertical Angles Theorem
When two straight lines intersect, the opposite vertical angles are congruent.
Therefore:
⇒ (16x - 18)° = 12y°
Substitute the found value of x into the equation and solve for y:
⇒ 16x - 18 = 12y
⇒ 16(7.5) - 18 = 12y
⇒ 120 - 18 = 12y
⇒ 102 = 12y
⇒ y = 8.5
PLEASE HELP IM BEING TIME I WILL MARK BRAINLIEST!!!
What does the mitochondria do for the cell?
Group of answer choices
A) makes proteins
B) transports materials
C) makes energy
D) breaks down waste
Answer:The mitochondria makes energy for the cell.
Step-by-step explanation:
I did a project on it in 4rth grade
PLease help if its right you get brainliest. No cap. Also please make sure you get it right. Lol
Answer:
63
Step-by-step explanation:
1 : 21
2 : 42
3 : 63
Hopefully this helps!
help me please:) pleasse
what is 5.5x + 1−(1.5x+17)?
Answer:
4x - 16
Step-by-step explanation:
5.5x + 1 - (1.5x + 17)
5.5x + 1 -1.5x -17
Combine like terms
4x + 1 -17
4x -16
The Simplified Expression is 4x - 17.
What is Expression?A mathematical operation such as subtraction, addition, multiplication, or division is used to combine terms into an expression. In a mathematical expression, the following terms are used:
An absolute numerical number is referred to as a constant.Variable: A symbol without a set value is referred to as a variable.Term: A term can be made up of a single constant, a single variable, or a mix of variables and constants multiplied or divided.Coefficient: In an expression, a coefficient is a number that is multiplied by a variable.Given:
5.5x + 1−(1.5x+17)
Now, simplifying the expression
5.5x + 1 - 1.5x - 17
Now, combining the like terms
= (5.5 x - 1.5x ) + 1 - 17
= 4x - 17
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heeeeeeeeeeeeeeeeelp me
Pls help due tomorrow
Answer:
\(36x^{6}y^{8}\)
Step-by-step explanation:
hi hope this helps
Answer:
The answer is 36x^6y^8.
Step-by-step explanation:
First if you see a parenthesis with a power instead of a number, you distribute or multiply it to all the numbers or letters with or without any powers.
(-6x^3y^4)^2 into
-6^2x^6y^8
So now the last step is to use the power if there is a number next to it, like -6^2.
-6^2x^6y^8
36x^6y^8
Now, there you have it! Just remember there may be more steps in other similar problems.
Please helpp!! Ty ty!♡♡
Answer:
25
Step-by-step explanation:
4a +12 -2c + c
4( ) + 12 - 2( ) + ( )
4(4) + 12 - 2(3) + 3
16 + 12 - 6 + 3
28 - 6 + 3
22 + 3
25
Helping in the name of Jesus.
Therefore, 4a + 12 - 2c + c = 25
Step-by-step explanation:a = 4
c = 3
Swap letters for numbers:4a + 12 - 2c + c
(4)(4) + 12 - (2)(3) + 3
16 + 12 - (2)(3) + 3
28 - (2)(3) + 3
28 - 6 + 3
22 + 3 = 25
Draw a conclusion:
Hence your answer is:4a + 12 - 2c + c = 25
I hope this helps!
The box plots show the weights, in pounds, of the dogs in two different animal shelters.
Weights of Dogs in Shelter A
2 box plots. The number line goes from 6 to 30. For the weights of dogs in shelter A, the whiskers range from 8 to 30, and the box ranges from 17 to 28. A line divides the box at 21. For shelter B, the whiskers range from 10 to 28, and the box ranges from 16 to 20. A line divides the box at 18.
Weights of Dogs in Shelter B
Which describes the spread of the data in the two box plots?
The data in shelter A show more spread than the data in shelter B.
The data in shelter B show more spread than the data in shelter A.
The data in shelter A range from about 17 to 28, while the data in shelter B range from about 16 to 20.
The data in shelter A range from about 21 to 28, while the data in shelter B range from about 18 to 20.
Answer:
The data in shelter A shows more spread than the data in shelter B
-And-
The data in shelter A range from about 17 to 28, while the data in shelter B range from about 16 to 20
For the range/span you look at where the actual box lies and for the spread use the whisker span.
helpppppppppppppppppppppppppppppppppppppppp
Answer: 21
Step-by-step explanation:
its he second-lowest number
Answer:
21
Step-by-step explanation:
21
This is the graph of f(x) = x+A/x+B. The grid lines in the graph are one unit apart. What is the value of A/B
The value of A/B is given as follows:
A/B = -2.
What are the asymptotes of a function f(x)?The vertical asymptotes are the values of x which are outside the domain, which in a fraction are the zeroes of the denominator.The horizontal asymptote is the value of f(x) as x goes to infinity, as long as this value is different of infinity.From the graph, the function has a vertical asymptote at x = 1, hence the value of B is given as follows:
B = -1 -> as x + B = 0 -> x = -B = -1.
When x = 0, y = -2, hence the value of A is obtained as follows:
A/-1 = -2
A = 2.
Then the division is given as follows:
A/B = 2/-1 = -2.
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A random sample of 100 people finds that 25 are in favor of a new park. Estimate the total number out of 400 who are in favor of the park.
what is the Square units
The circle graph describes the distribution of preferred transportation methods from a sample of 300 randomly selected San Francisco residents.
circle graph titled San Francisco Residents' Transportation with five sections labeled walk 40 percent, bicycle 8 percent, streetcar 15 percent, bus 10 percent, and cable car 27 percent
Which of the following conclusions can we draw from the circle graph?
Bus is the preferred transportation for 25 residents.
Bicycle is the preferred transportation for 48 residents.
Together, Streetcar and Cable Car are the preferred transportation for 42 residents.
Together, Walk and Streetcar are the preferred transportation for 165 residents.
Answer:
Bus is the preferred transportation for 25 residents.
Step-by-step explanation:
This is due like right now, please help me!!!!
\(\bold{\huge{\orange{\underline{ Solution }}}}\)
\(\bold{\underline{ Given \: Rules}}\)
The sum of the number in each of the four rows is the same The sum of the numbers in each of the three columns is the sameThe sum of any row does not equal the sum of any column\(\bold{\underline{ Let's \: Begin}}\)
According to the Second rule :-
\(\sf{ 75+b+83=76+80+d=a+81+85+78+c+e }\)
\(\sf{ 158 + b = 156 + d = 166 + a = 78 + c + e ...(1)}\)
According to the first rule :-
\(\sf{ 75+76+a+78 = b+80+81+c = 83+86+d+e}\)
\(\sf{ 229 + a = 161 + b + c = 168 + d + e ...(2)}\)
From ( 1 ) we got :-
\(\sf{ 158 + b = 166 + a, 156 + d = 166 + a }\)
\(\sf{ b = 166 - 158 + a, d = 166 - 156 + a }\)
\(\sf{ b = 8 + a, d = 10 + a ...(3)}\)
Subsitute (3) in ( 2 ) :-
\(\sf{229+a = 161+8+a+c = 168+10+a+e}\)
\(\sf{ 229+a = 169+a+c = 178+a+e}\)
We can write it as :-
\(\sf{ 229+a = 169+a+c \:or\:229+a = 178+a+e}\)
\(\sf{ c = 299-169+a-a\:or\:e = 229-178+a-a}\)
\(\sf{ c = 60 \: and \: e = 51 }\)
Subsitute the value of c and e in ( 1 ):-
\(\sf{ 158 + b = 156 + d = 166 + a = 78 + 60 + 51 }\)
\(\sf{ 158 + b = 156 + d = 166 + a = 189}\)
Now,
\(\sf{ For \: b, 158 + b = 189 }\)
\(\sf{ b = 189 - 158 }\)
\(\sf{ b = 31}\)
\(\sf{ For \: d , 156 + b = 189 }\)
\(\sf{ d = 189 - 156 }\)
\(\sf{ d = 33}\)
\(\sf{ For \: a, 166 + a = 189 }\)
\(\sf{ a = 189 - 166 }\)
\(\sf{ a = 23 }\)
Hence, The value of a, b, c, d and e is 23, 31 ,60 ,33 and 51 .
please help with this math expression
Answer:
A
Step-by-step explanation:
add together like terms.
Multiply.
(−2.1)⋅(−1.4)
Answer:
(-2.1) x (-1.4) = 2.94
Step-by-step explanation:
May I have Brainliest please? My next rank will be the highest one: A GENIUS! Please help me on this journey to become top of the ranks! I only need 10 more brainliest to become a genius! I would really appreciate it, and it would make my day! Thank you so much, and have a wonderful rest of your day!
Please help i will give points
Hello !
odd = 5, 7, 9
There are 3 numbers out of a total of 5:
3/5 = 0,6 = 60%
Answer is 60%.
(This is out of order look at the picture) The point at (0,0) represents the number of photos per page.
A website has a photo gallery with multiple pages. Each page of
the website has the same number of photos. The graph shows
the number of photos based on the number of pages.
Website Photo Gallery
The point at (1,8) represents the number of photos per page.
The point at (4, 32) means that 4 pages have 32 photos each.
48
44
The point at (6, 48) means that 48 pages have 6 photos each.
40
36
32
28
Number of Photos
24
20
16
12
8
4
х
0 1 2 3 4 5 6 7 8 9 10
Number of Pages
Which statement about the graph is true?
Answer:
I think it's answer c
Step-by-step explanation:
If you plot 4 on the x-axis it would mean 4 pages and if you plot 32 on the y axis it would mean the number of photos on page 4
Answer:
c
Step-by-step explanation:
how to solve a log function
Answer:
What are Logarithmic Functions?
We can think of logarithmic functions as the inverse of exponents.
The following diagram shows how logarithm and exponents are related. Scroll down the page for examples and solutions.
Logarithms and Exponents
Step-by-step explanation:
PLEASE ANSWER FAST WILL BRAINLIST!!!
You go completely unprepared for a multiple choice quiz. The quiz has five questions, each with four answer choices. Describe a simulation that you could use to determine the experimental probability of guessing all five questions correctly. Describe how you got your answer.
Answer:
process of elimination
Step-by-step explanation:
I've been using this method since i was in like second grade and it usually works for me
Answer:
I usaally take of the one theta would not even be close to being right take of the one the diffrent from the other and get my right answer hope this helps
Step-by-step explanation:
Matching: Identify the property shown by the equation
14 × 6 = 6 × 14 2. 7 + (5 + 8) = (7 + 5) + 8 3. 15 + 0 = 15
A. Associative Property
B. Commutative Property
C. Identity Property
Answer:
Step-by-step explanation:
i need help on this
How do I work out this question (explanation and answer please)
Answer: Each friend will pay £3.75
Step-by-step explanation:
4 friends pay £15, 12 will pay
12/4 x 15 = £45
Each will pay 45/12 = £3.75
Circular lawn has a row of bricks around the edge the radius of the lawn is about 20 feet which is the best estimate for the area of the grass in the long use 3.14 for pie select one 125 ft 125 square ft 1250 ft 1256 square feet
Answer:
Area of the grass in the circular lawn is 1256 square feet
Step-by-step explanation:
Lawn is in the shape of circle having radius = 20 feet
Area of the circular lawn will be represented by the formula,
Area = πr² [ Here 'r' = Radius of the circular lawn]
= (3.14)(20)²
= 3.14 × 400
= 1256 square feet
Therefore, area of the grass in the circular lawn will be 1256 square feet.