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)
(3/7)*x-6/7 = (-1/4)*x+71/28 // - (-1/4)*x+71/28
(3/7)*x-((-1/4)*x)-6/7-(71/28) = 0
(3/7)*x+(1/4)*x-6/7-71/28 = 0
19/28*x-95/28 = 0 // + 95/28
19/28*x = 95/28 // : 19/28
x = 95/28/19/28
x = 5
x = 5
| 3/5x+4/5=4x+96/35 | | -3/7x-1=2x-211/7 | | 5-7x=1/2x+0 | | -8+3x=-5x+0 | | 2x+2/3=-8/3+1/3x | | x+8=145/18+5/6x | | -5/6x+2/7=4/5x+1016/1155 | | 2x+10=102/11+6/7x | | -7x+2/9=-178/9+3x | | 2/3x+1/2=-2x+17/2 | | -4/5x+10=512/35-2/7x | | 3/5-7x=3x-12/5 | | -8+2/5x=-1/3x-8 | | 4/5x+2=-2x+44/15 | | -1-3/5x=2x-31/5 | | 4+3/7x=2x+4 | | 3x+8=4/7x+565/77 | | -2/3x-6=-1/4+7x | | 2/3x+8=30/7+5x | | 4+1/3x=3x-76/3 | | 1/2x-3=4-2/3x | | 7x+5=80+3/4x | | 1-x=-5/6x-1/2 | | 2x-3/10=-993/10-7x | | 106-7x=20x+19 | | 2/7x-5/6=-2/3x-85/294 | | 2/3x-4=-16/3+5/6x | | -7x-1=4/7x-643/7 | | -1/3x+1=47/33-5x | | 2/3x+7=46/7+5/7x | | 1/2x-9/10=-9/20-2/5x | | -7x+1/5=-519/5+6x |