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07-10-2019
Mathematics

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1-2(3x - 2) + x + 9 when x = -3?

Respuesta :

2460673 2460673

07-10-2019

Answer:

29

Step-by-step explanation:

First, substitute in -3 for x.

1-2(3*-3-2)-3+9

Next, PEMDAS says to work on the parenthesis. We multiply first, then subtract.

1-2(-11)-3+9

Now, we multiply.

1+22-3+9

Then, we add and subtract.

23-3+9

20+9

29

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