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Galina-37 [17]
2 years ago
5

Gwendolyn is asked to solve the equation -43 – 3) = 20. She sh

Mathematics
1 answer:
choli [55]2 years ago
4 0

Answer:

-4x + 12 = 20 is incorrect. she added 12 to 20 instead of subtracting 12 from both sides.

Step-by-step explanation:

It should have been, write problem

-4(x - 3) = 20

Use distributive property.

-4x + 12 = 20

subtract 12 from each side

-4x =8

divide each side by -4

x = -2

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