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)
8 = x/12.8 // - x/12.8
8-(x/12.8) = 0
8-0.078125*x = 0
8-0.078125*x = 0 // - 8
-0.078125*x = -8 // : -0.078125
x = -8/(-0.078125)
x = 102.4
x = 102.4
| 2/3y=12 | | -x/18=7.2 | | z+3.5=4.5 | | x-y=p | | 1.4y=y+1+0.3 | | 3x-5(x-2)=-6+5x-40 | | x+m=n | | 3x+2/2=7 | | x=6+30 | | x=6*30 | | (x+24)+(5x-12)=180 | | 5x+41=-6 | | 2x^3+28x^2+66x= | | (x-1)(x+3)=4x | | 5(1/2t)+3(3/5t) | | 1.25y=y+1+0.3 | | b^4c-13b^2c+42c= | | 51/2t+33/5t | | {3,7}=3,7 | | -2(v+4)=9v-41 | | -2/5s=4/15 | | 5(2x-8)=-70 | | {3}=3 | | 3a-1=11(a-7) | | 2p-2.1=-4.7 | | -53x=5x^2 | | 4x+7=49-4x | | 5x^3+3x^2+25x+5=0 | | 3m^2=25m | | 3+m=45 | | 1/2x^2 | | 24=-1/3t |