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)
(2/7)*v = 56 // - 56
(2/7)*v-56 = 0
2/7*v-56 = 0 // + 56
2/7*v = 56 // : 2/7
v = 56/2/7
v = 196
v = 196
| 7x+4y= | | 13m-9m=20 | | 35=7v/6 | | 2(x-5)=22 | | 13+x=16 | | 3r-2r=11 | | 39x3y/26x2y2 | | 18/7=t | | -4p+7p--15=6 | | x(x-1)=x(2-1)-18 | | H=i | | y+18=13 | | 3h-h-1=17 | | y2+7/2y3-y2 | | 6w-2w-11=-5 | | 12b-3b-6=12 | | 6x+8y=358 | | 40t=96t-144 | | 4s-s+1=19 | | -11/42-11/70 | | 2/x2-9+1/x-3-2/x+3 | | -1-3/4k=-25/16 | | 2=h-3/2 | | -9(u+1)=-7u-17 | | 8v-2v-2=16 | | x=3118/61 | | 4x+2y^3=16 | | 4x^2-20=-16 | | 3t+7t=-20 | | y=-t+1 | | 3(y+2)-7y=-10 | | 12s-11s-1=7 |