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)
-33 = x-(4*x)+3 // - x-(4*x)+3
4*x-x-33-3 = 0
3*x-36 = 0 // + 36
3*x = 36 // : 3
x = 36/3
x = 12
x = 12
| -30=-5b-6b+3 | | 5(3-2x)-12=18 | | -3=m-10 | | -3=m+5 | | -3=d-7 | | -3=d-1 | | -3=d+3d+1 | | -3=d+3 | | -3=b-5 | | 8x-32=9 | | -3=b-2 | | -3=a+7 | | -3=-1/2d+d-8 | | -3=-x-x+1 | | -3=-t+6t-4 | | -3=-6b+b+1/2 | | -3=-3x+x+1 | | 5t+12=12 | | -3=-2k+5/7k+6 | | -3-t-5/6t=-73/6 | | -3-7n+5/6n=-46/3 | | -3-7k=-89/11 | | -3-6/7x+1/2x=-87/14 | | -3-5x=-91/12 | | -3-5/7t-7t=-183/7 | | -3-5/7b=-81/7 | | -3-3x+7x=-29/7 | | -3-2x=-5 | | -3-2/7x=-5x+2/3 | | -3-2/5x=-61/20 | | -3-2/3d=5/3 | | -3-1/7w=6w-234/35 |