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*x+8 = (4/7)*x+565/77 // - (4/7)*x+565/77
3*x-((4/7)*x)-(565/77)+8 = 0
3*x+(-4/7)*x-565/77+8 = 0
17/7*x+51/77 = 0 // - 51/77
17/7*x = -51/77 // : 17/7
x = -51/77/17/7
x = -3/11
x = -3/11
| -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 | | 1-1/4x=5/6x+29/3 | | x+8/9=-3/7x+38/63 | | -1/3x-1=x+41/3 | | 6x-3/10=349/120+1/2x | | 1/2x+3/10=x-17/10 | | 1/2-x=7x+113/2 | | 3x-10=-6/7x-13 | | 5x+1=-9+6x | | 13-5x=85-23x | | 1/3-6/7x=-6x+331/21 | | 2x+-5y-4=0 | | -2/5x+2/3=-160/21+3/7x | | 4x+3=19/11-2/3x | | -8+6x=5x+2 | | 5/7-5/7x=-5/6x+235/294 | | -9+4/7x=-3/7x-10 | | 2/3-7x=-x-52/3 |