3 years ago

Gwendolyn is asked to solve the equation -4(x-3) = 20. She shows the work below and states that the solution is x=-8

Mathematics

1 answer:

bazaltina [42]3 years ago

8 0

Answer:

x = -2

Step-by-step explanation:

-4(x-3) = 20

-4x + 12 = 20

^ Here, Glendon added 12 to 20 instead of subtracting. Her equation was not balanced.

-4x = 8

x = -2

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