7-7+16x-12x-6+x=12x-13x-12

x = -1

Step-by-step explanation:

7 - 7 + 16x - 12x - 6 + x = 12x - 13x - 12

Combine like terms

−6 + 5x = -x - 12

Add x to both sides

6x -6 = -12

Add -6 to both sides

6x = -6

Divide 6 to both sides

6x/6 = -6/6

x = -1

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step-by-stp

the correct answer is the section c