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)
0.4 = x-(1.2/8) // - x-(1.2/8)
1.2/8-x+0.4 = 0
0.55-x = 0 // - 0.55
-x = -0.55 // * -1
x = 0.55
x = 0.55
| 3x-15+5x+1=7x+16 | | ax+5=by-10 | | 36x^2-1/36x^2-12x+1 | | 7/9x-6=17(2.2) | | 1.2=x-0.8/3 | | 4x^2-x-1= | | 0.9=x-0.1/5 | | 36y^2=100 | | -16=3(x-10) | | y/4+5y/2 | | 9x+5-3=2(x+2)-9 | | 4x+i(3x-y)=3+i(-6) | | f(x)=x^2+6x+14 | | 5/3+2/3x=25/12+7/4x+1/4 | | -4/n-8=-42 | | -4(3x-5)=20 | | x(x)+x-2=0 | | 4x^2-17x+70=0 | | 9=-1(x-2) | | -3n+16+n=30 | | 14/9-1 | | UK=3x+2(4x-6+x+12) | | 5y-13+1y+10y= | | 3x+3y=14+x | | 220t-68=56t+1164 | | -1/-2m=-9 | | 4(3+2x)=-10 | | 5y-13+1y+1oy= | | y-6=-4 | | 7w=-5/6 | | -1/-3x+1=-7 | | 3x+9=3(x+3) |