Answer :

Hemo4

[tex]\frac{1}{2} x-7=\frac{1}{3} (x-12)\\\\\frac{1}{2} x-7=\frac{1}{3}x-4\\\\\frac{1}{6}x-7=-4\\\\\frac{1}{6}x=3\\x=18[/tex]

Answers are

1/3x-4

1/6x

3

18

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