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)
-79/5 = (-1/2)*x-(2*x)-(4/5) // - (-1/2)*x-(2*x)-(4/5)
2*x-((-1/2)*x)-79/5+4/5 = 0
(1/2)*x+2*x-79/5+4/5 = 0
5/2*x-15 = 0 // + 15
5/2*x = 15 // : 5/2
x = 15/5/2
x = 6
x = 6
| -631/225=-6x+2/5x+5/9 | | -2/3x+6+x=5 | | -8-x+5/7x=-52/7 | | 3x+6+x=-38 | | 2x+5/6-1/2x=4/3 | | 64/5=x+3/5x+8 | | 73=6x+2x+1 | | 7+x-5x=37/5 | | 76/9=5x-1/3x+10 | | x+3/4+4x=243/4 | | -2/3x+2/5-1/3x=-58/5 | | x+1+x=-5 | | -4/5x+6-4/7x=1122/175 | | 1/3-2x+7x=71/33 | | 4/5x+1+4x=1 | | 3/7+4/7x+2/5x=7/5 | | 5x-7+2/3x=-191/3 | | -1/3x-1+6x=-101/33 | | 1/3+6x-7x=-2/3 | | 4/5+6x+2x=164/5 | | 77/12=-7x+6x+6 | | -3/7x-2/5-3/5x=-314/245 | | (x-10)(x-6)=-3 | | -2/3x+1+6x=17 | | 1/6x-1/3-6x=-263/54 | | 1/7+2/3x-3/7x=-32/21 | | -5x-4/9+6x=7/45 | | -23/4=-2/5x-1/2x-5 | | -8=3x-2/3x-8 | | -8/9+5x+4x=802/9 | | 7+x+4x=43/9 | | 2/3x-5/6-3x=-11/6 |