Question

Need quick help with this math 25 points best answer gets brainliest

Answer 1

Answers are

1/3x-4

1/6x

3

18

Answer 2

$\frac{1}{2} x-7=\frac{1}{3} (x-12)\\\\\frac{1}{2} x-7=\frac{1}{3}x-4\\\\\frac{1}{6}x-7=-4\\\\\frac{1}{6}x=3\\x=18$