If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
-12 = x/(-6) // - x/(-6)
-(x/(-6))-12 = 0
1/6*x-12 = 0 // + 12
1/6*x = 12 // : 1/6
x = 12/1/6
x = 72
x = 72
| (6-8x)/5 | | x-2(x+3)=3x+10 | | 6=-.125(8)+b | | s+14=7 | | 9y+6+y+8=42 | | d+2=16 | | 2(x+3)=-2(3-x) | | 27+15.9+2=x | | r-17=12 | | 3-5t=2t-5 | | g(-6)=3x-7 | | 7=1(10)+b | | -77p+7=79 | | 0.0125= | | 2x*x+40x+225=0 | | 14+5=j | | 4x-4=2x-12 | | u+11=2 | | 9/7=x/4.5 | | 9/7=x4.5 | | 2w+6=8 | | r=3+8 | | u+7=2u | | 10=d-2 | | 225+40x+2x*x=0 | | X^2=36-6x | | k=15+3 | | t+36=10t | | 4y-20=6x | | u=12*4 | | -6m-6m=24 | | 205=95-u |