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-(69/2) = 3*x // - 3*x
6*x-(3*x)-(69/2) = 0
6*x-3*x-69/2 = 0
3*x-69/2 = 0 // + 69/2
3*x = 69/2 // : 3
x = 69/2/3
x = 23/2
x = 23/2
| 3(x-1)-5=-8.6 | | 4(y-3)-4=12 | | (x)(6)[1/x-x/6=2/3](x)(6) | | 5x-10/10=75/7 | | 2v^2+6=70 | | 3.4(x+2)-1=2.4 | | -n-5/2=2 | | x-3.6=3.6 | | m^2-7m-330=0 | | x-3.6/-9=-0.4 | | 3x=270/7 | | 5y-6(2y+7)=-49 | | 3x-18/8=18/7 | | 24x-4(6x+7)=28 | | -4sinx=cos^2x+1 | | .03x=1000 | | 3x-16/3=x | | 8x-(4x+4)=9x-39 | | 10x-72/5=6x | | 2(x-2)-19=-24 | | -2y+17y-4+11= | | 5+7(11y+8)= | | 10h-9+7+18h= | | 4x-8={760/3} | | 15-9b+19b= | | 13+16(-12-19h)= | | 6.8(x+2)-1=5.8 | | -9(x+8)=-63 | | -v=-24 | | Y=4x+3z | | x-13.93=7.22 | | -13(-17-4g)= |