Question

Solve for x: −4x − 4 = −4(x + 2)

Answer 1

no solution

Explanation:

-4x - 4 = -4(x + 2)

Distribute

-4x -4 = -4x -8

Add 4x to each side

-4x+4x - 4 = -4x+4x -8

-4 = -8

This is never true so there is no solution

Answer 2

Explanation:

-4x - 4 = -4x - 8

=4 ≠ -8

no solution

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