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Dominik [7]
3 years ago
11

Can someone answer this in associative property and communitive property?

Mathematics
1 answer:
alina1380 [7]3 years ago
6 0

Answer:

The required equivalent Expression is

-3+\frac{2}{3}y -4 -\frac{1}{3}y =-7+\frac{1}{3}y

Step-by-step explanation:

Associative property:

The associative property states that you can re-group numbers and you will get the same answer.

For Example:

A + (B + C) = (A + B) + C

Commutative property:

The commutative property states that you can move numbers around and still arrive at the same answer.

For Example:

A + B = B + A

Given:

-3+\frac{2}{3}y -4 -\frac{1}{3}y

Using Commutative property and associative property we get

-3+\frac{2}{3}y -4 -\frac{1}{3}y = -3 -4+\frac{2}{3}y -\frac{1}{3}y\\\\-3+\frac{2}{3}y -4 -\frac{1}{3}y = -7 +\frac{2-1}{3}y\\\\-3+\frac{2}{3}y -4 -\frac{1}{3}y =-7+\frac{1}{3}y

Therefore the required equivalent Expression is

-3+\frac{2}{3}y -4 -\frac{1}{3}y =-7+\frac{1}{3}y

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Will give brainliest.
earnstyle [38]

Answer:

They added 8 to each side,     --8 is +8    so we need to subtract - from each side not add 8 to each side

Step-by-step explanation:

We have a slope and a point

We can use point slope form

y-y1 = m(x-x1)

y--8 = -6(x-2)    

y+8 = -6(x-2)

Distribute the -6

y+8 = -6x+12

Subtract 8 from each side

      ERROR in the students work

They added 8 to each side,     --8 is +8    so we need to subtract - from each side not add 8 to each side

y+8-8 = -6x+12-8

y = -6x+4


8 0
4 years ago
Read 2 more answers
A cone has a radius of 6 inches and a height of 20 inches. What is the exact volume of the cone?
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It would be A, but it ultimately matters what formula you are using.
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3 years ago
Simplify. y^5 ÷ y^3 • y^2
kykrilka [37]

Answer:

y^4

Step-by-step explanation:

Exponential laws state that you subtract the exponents when dividing (5-3=2) and you add when multiplying (2x2)

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4 0
4 years ago
Which function has a greater rate of change? Function A: x 1.5 2.5 3.5 4.5 5.5 y 5 0 –5 –10 –15 Function B: y = –4.5x + 15 Funct
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Answer:

Function A has a rate of change of -5 and Function B has a rate of change of -4.5, so Function B has a greater rate of

Step-by-step explanation:

Function A:

\begin{array}{cccccc}x & {1.5} & {2.5} & {3.5} & {4.5} & {5.5} \ \\ y & {5} & {0} & {-5} & {-10} & {-15} \ \end{array}

Function B:

y = -4.5x + 15

Required

Which has a greater rate of change

The rate of change of function A is calculated as thus:

m = \frac{y_2 - y_1}{x_2 - x_1}

Where:

(x_1,y_1) = (1.5,5)

(x_2,y_2) = (2.5,0)

So, we have:

m = \frac{0-5}{2.5 - 1.5}

m = \frac{-5}{1}

m = -5

For function B

The general function is:

y = mx + b

Where

m is the rate of change

By comparing y = mx + b to y = -4.5x + 15

m = -4.5

So, we have that:

Function A has a rate of -5; function B has a rate of -4.5.

By comparison: -4.5 is greater than 5

Hence, function B has a greater rate.

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................The answer is C
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