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)
(1/8)*x-x = 7/8 // - 7/8
(1/8)*x-x-(7/8) = 0
(1/8)*x-x-7/8 = 0
-7/8*x-7/8 = 0 // + 7/8
-7/8*x = 7/8 // : -7/8
x = 7/8/(-7/8)
x = -1
x = -1
| 3.6m+8.7-2.1m=-5.9+1.5m+14.6 | | (2a)(3b^2)= | | 1.2x-2.5=.4x+3.34 | | -32+6n=-4(7n+8) | | .05y+.1(5000-y)=.2y | | 1+8x+x=2x-13 | | Cos(2x)=6sin^2x-1 | | 3(5x-5)-14x=2 | | 3x+8+x+26=180 | | 72-2y^2/y^2-3y-18 | | 8x-6=9x-5 | | 6r^4/4r^2 | | 9x-(6x-1)=1.99 | | 10-2a=22 | | (x^2-9)(2x+7)=0 | | 8y-40=2(y-5) | | 3=1/4-5/b | | (5x+3)2-2(3x+5)= | | Sqrt(x)-sqrt(x-1)=1 | | 143=269-x | | 12x^2-20x+4=6x+14 | | 7-5/y=9/y | | 149=269-x | | 12x^4-6x^2+6=0 | | 4.08/1.6 | | 12x^2-6x+6=0 | | x^2+88=19x | | 2=4/3-5x | | -x+259=94 | | 245x^2=125 | | .014*7.8= | | 2+7x=32-3x |