chaseallenjr chaseallenjr

29-10-2019
Mathematics

contestada

Solve for x:

4x + 12 = 8 (given)

4x = -4 (subtraction)

x = -1

What is the reason for the last step in the argument?

Respuesta :

KurdishPotato KurdishPotato

29-10-2019

Step-by-step explanation:

4x + 12 = 8 ➡ 4x = 8-12 ➡ 4x = -4 ➡ x = -1

because a negative number divided by a positive number is equal to a negative number.

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