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)
(6*x)/11 = 42 // - 42
(6*x)/11-42 = 0
6/11*x-42 = 0 // + 42
6/11*x = 42 // : 6/11
x = 42/6/11
x = 77
x = 77
| 2.5c+1.25c-6=c+7 | | x+x+15=25 | | 4x+=72 | | 0(-3)+6(-3)(5)= | | x-3i=0 | | -5(3y-8)-1y=-2(y-3) | | 4(1-2m)=-5(1+m) | | 3t+2=9t^4 | | -4x-3(-4x+9)=-107 | | 6n-4=-16 | | 13k=80.6 | | ln(9/-6x)=-4 | | 29+7x=-27 | | x+(x-3)=720 | | x^3+4x-4=0 | | k^2-k+4=0 | | x+51=-4x-89 | | 3(x-14)=9x | | 100[0.04(p+5)]= | | 20=750x+35000 | | 7(x-4.9)=56 | | 6000000000=3.15x^2+24.4x+780 | | x^(8/3)=0 | | 3x+21=2x-18+x | | 2x-4+6x+12=4 | | -4y-3x=32 | | c-3=4 | | -12x+182=-78-2x | | 5/15=x/21 | | s/-6-16 | | 5x+4-2x=-x+8 | | y=c^2-6 |