If it's not what You are looking for type in the equation solver your own equation and let us solve it.
v in (-oo:+oo)
(v+4)/3 = 8 // - 8
(v+4)/3-8 = 0
(v+4)/3+(-8*3)/3 = 0
v-8*3+4 = 0
v-20 = 0
(v-20)/3 = 0
(v-20)/3 = 0 // * 3
v-20 = 0
v-20 = 0 // + 20
v = 20
v = 20
| 8b^2-36b+16= | | -15+9=k | | 2x^2a+2xa^2=0 | | 2x+3(-1+x)=5(-1+x)+8 | | -9t=2+56 | | 9.2=-52x+4(10x+3.3) | | n/2+3 | | 3(x+4)=3(8+2x) | | x+57=19 | | a=-4+(-5) | | x-4/2=-12 | | 81x^2-45x-36= | | 2x+3y=5y+8 | | 26-38x=2(-9x-3) | | -23z+234=97 | | f=5/9(c-32) | | x+47+x+121=166 | | 1/6d+2=5/6d | | n/2+6 | | X-1/3y=1 | | -90-10x-50=500 | | 2b^2-7b-49= | | 6ax^2+9ax+15a=0 | | 3x+1+90+2x+4=180 | | .16666666667d+2=.83333333333d | | 4*107*57*107+136*107=x | | 18a^2+30a-12= | | 1/3x+1/5x+1120=x | | -18+4x=8x-6 | | c/2.5=-4.2 | | 7/2x=15/x+6 | | 4ax^2+10ax+6a=0 |