3 years ago

Simplify the expression: 2(5r + 8) - 4

Mathematics

1 answer:

wlad13 [49]3 years ago

5 0

Answer:

10r + 12

Step-by-step explanation:

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Is x =4 a solution of the equation 13=2x + 4? A.yes B.no

Harman [31]

No, it is not. If you plug 4 into the equation in the place of x, you get 13=2(4)+4

13=8+4

13=12

It equals 12, not 13.

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The linear graph shows the possible combinations of cakes and pies a club must sell to meet their fundraising goal. What is the

AleksandrR [38]

Answer:

$\{x: 0 \le x \le 40 \}$

Step-by-step explanation:

Given

See attachment for graph

Required

The domain of the graph

To do this, we simply write out the range of value of the x-coordinate.

From the attached graph, the x values are:

$x = [0,40]$ i.e. from 0 to 40 (both inclusive)

So, the domain is:

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3 years ago

5(8x-3)+4(-6x-4) Distribute then simplify

Nikitich [7]

Answer:

16x - 31

Step-by-step explanation:

Write the full equation:

5(8x - 3) +4(-6x - 4)

Distribute:

40x - 15 - 24x - 16

Combine Like Terms:

16x - 15 - 16

Your answer is:

16x - 31

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3 years ago

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