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)
(-1*x)/3 = -12 // + 12
(-1*x)/3+12 = 0
12-x/3 = 0
12-1/3*x = 0 // - 12
-1/3*x = -12 // : -1/3
x = -12/(-1/3)
x = 36
x = 36
| 4t+16-6= | | x/5+7=27 | | 5x^2-40x-10=0 | | 1x/3=0 | | 5x^2+40x-10=0 | | f=200+25+.02x | | x^2-20x-76=-7 | | 6x-5x+3/4=-1/12 | | 10x-24=2x-56 | | 14x+8/2=39 | | x^2+10x-14=10 | | a/12=8 | | x^2-6x-17=10 | | 4=-2/-5 | | 1x^2+3x-24=0 | | 0.3(x+50)+0.7x=40 | | 11=-3x/-4 | | 9x^2+18x-23=4 | | -15x+3y=9 | | 2x^2+8x-56=8 | | -2x/-5=-1 | | 8a+2g=2400 | | -15+3y=9 | | a(b-c)=c+3g | | -1/4=x/10 | | 8x+5=8(x+1)-3 | | m/5=8 | | -1x/3=-1/3 | | 0.4(x-2)=8.4 | | 7(6-2a)=5c-3a+1 | | 2x+1=-2x+1 | | 81=9n+5 |