Question

(x-2)/3 - (x+2)/4 = 7/12
Solve for X

Answer 1

(x-2)/3 - (x+2)/4 = 7/12

((x-2)*4-(x+2)*3)/12=7/12

4x-8-3x-6=7
x=21

Answer 2

1st, put all on same denominator:
4(x-2)/12-3(x+2)/12=7/12
Multiply all by 12:
4x-8-3x-6=7
<=> x-14=7
<=>x=21