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)
x-(8/31) = 0.195 // - 0.195
x-(8/31)-0.195 = 0
x-8/31-0.195 = 0
x-0.45306452 = 0 // + 0.45306452
x = 0.45306452
x = 0.45306452
| x-8/39-8=0.195 | | x-8/39-8=0.217 | | (x-8)/(39-8)=0.217 | | 6w+7=29 | | (x-8)/(39-8)=0.3 | | 1/5/5 | | (x-8)/(39-8)=0.775 | | (x-8)/(39-8)=0.344167 | | 2s-13=3 | | x-8/39-8=0.344167 | | 7x-8+4x=7-x-5 | | 4x^2-19+7=-7x+2 | | (a^2+27)=(2a^2-54) | | 9t-80=81 | | 2t/3-6/t=t/2 | | 2g+8=-12 | | 4x^2-5x+9=6x+2 | | 9c-3=0 | | 4s+2=26 | | 3m-5=35 | | F(x)=2x^2-7 | | -4-12/-4 | | 9+9x-(4x+10)=8x-4 | | 13/3=v/10 | | 4d-14=11d-7 | | 5/6=u-2/8 | | 325=3m_5.22/6 | | 7/3=x/8 | | 9+9x-4x+10=8x-4 | | 8+2p-5=9p+5-6p | | 9x^2+10x-20=0 | | 6(t-2)+8t=7(2t+5)-9 |