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)
7/5 = x/78 // - x/78
7/5-(x/78) = 0
7/5-1/78*x = 0 // - 7/5
-1/78*x = -7/5 // : -1/78
x = -7/5/(-1/78)
x = 546/5
x = 546/5
| 9=d+8/4 | | .7.3.4+34= | | 6x+8y=92 | | 8+60= | | 4x^2-14x=18 | | x^2+4x-x-4=x^2+2x | | 2/3y+4=2y+16 | | 6x+8y=52 | | -2(x+6)=36 | | 5x+12=3x+20 | | 4y^2-28y=0 | | 2x+3(6x)=-20 | | (4x-3)/5=x-6/5 | | 6x+12=2x^2-x-3 | | 7x-1=2x-1 | | 2x-11=5x+19 | | 3(y-5)+2=5y | | 2y^3+6y^2+y+3=0 | | x^2+x-20=x^2 | | 0.7(x+90)+0.1x=79 | | 104=7x+2x-4 | | 13/4(2x+3/4) | | 3r(7r-8)= | | 2(t-5)+6t=4(2t+4)-13 | | 62-2x=7x-17 | | -5=6d-3 | | f(x)=2p^2-6p | | 2+sec(X)=0 | | a=-11 | | n/2+12= | | 12(x+4)=3(-6x+10) | | 5x+7+3x=47 |