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)
(4/5)*x+8 = 388/45 // - 388/45
(4/5)*x-(388/45)+8 = 0
(4/5)*x-388/45+8 = 0
4/5*x-28/45 = 0 // + 28/45
4/5*x = 28/45 // : 4/5
x = 28/45/4/5
x = 7/9
x = 7/9
| -1/2x-9=-93/10 | | 6x-4=-17/2 | | 1-1/4x=13/12 | | 3/7x-1/4=-89/140 | | -7+2/3x=-15 | | 3/5x+6/7=81/70 | | x-2=-3/2 | | -1/2x-3/4=-41/44 | | 3/5x+1/4=25/4 | | 4/7x+2=162/77 | | -4/7x+8/9=164/63 | | -1/5x-3/5=6/5 | | -6/7x+1/3=5/21 | | -5/6x-2/3=-2/3 | | 2/3x+5/9=13/18 | | -7x-3/4=277/4 | | -1+3x=-13 | | -6x+4/5=-27/10 | | 9+4x=-11 | | -4/7+3x=47/28 | | 1/3+2x=11/6 | | -7x+2/7=316/77 | | 5x-7/9=17/36 | | -8/9-6/7x=-110/63 | | -5x-6=-5/2 | | 4x-2/3=-26/3 | | 2/9+7x=128/9 | | 2-1/2x=17/9 | | 7x+12=3x+4 | | 5/8+3/5x=53/200 | | 7-3x=95/11 | | 4/5x-7/9=-23/45 |