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)
(2/3)*x-8 = (2/3)*x-8 // - (2/3)*x-8
(2/3)*x-((2/3)*x)-8+8 = 0
(2/3)*x+(-2/3)*x-8+8 = 0
0 = 0
x naleu017Cy do R
x in (-oo:+oo)
| -4/5x-2=-439/5+7x | | -4/5-4/7x=-5/6x-1/70 | | -3/4+3/5x=-6x-147/20 | | -5x+2/5=-1/4x-83/30 | | 1/5x+7=56/5-4x | | 6x+7=2x-1 | | 4x+1/2=2x+9/2 | | 4p+12/5 | | 5/8+3x=4x+7/8 | | -6x+7/10=7/110+x | | -9-1/7x=5/7x+3/7 | | -1+3x=1/3x-17 | | 5/7x+4=56/11-x | | -5/6x-1/2=-5/7x-14/33 | | -x+2/5=-46/35+5/7x | | 1/4-x=-2/7x-53/28 | | -1+4/5x=-7x+112/5 | | 2x-1/5=199/5+6x | | 1+x=1/2x+5/4 | | 1+1/2x=2/3x+1/6 | | 3/5+1/3x=x-61/15 | | -6x+8/9=-x-37/9 | | -7/9-3/7x=x+401/63 | | -5x-3/7=39/7+x | | 2/3x+4/7=106/63+4x | | 7x-1/2=-97/2-x | | 2/7x+10=278/7+4x | | 1+x=5x-7 | | -7/9-1/3x=-2/5x-137/180 | | -1/3+5/7x=4x-9/4 | | 3+2/3x=x-1/3 | | 2/7x+1=-2x+17 |