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)
x-4 = 2*x-11 // - 2*x-11
x-(2*x)-4+11 = 0
x-2*x-4+11 = 0
7-x = 0 // - 7
-x = -7 // * -1
x = 7
x = 7
| 7a+4=-4a+125 | | -3+7w=-w+69 | | -6-3w=-4w+2 | | -6d-9=7d+4 | | d+6=-30-5d | | 6m+4=103-3m | | -5t+8=4t-55 | | a-2=-3a+10 | | 6k+1=7k-6 | | 4n+9=5n+12 | | -2k-10=-100+7k | | 7n+10=n+64 | | 7d-6=-2d+3 | | 2-k=7k-54 | | -3w+3=-2w-8 | | 2x^2a(8x^5a-4+5x^2a+1)=16x^31+10x^21 | | 9+3x=-3x+15 | | 6b+7=2b-1 | | 5x+13=62-10x | | -a+6=a+6 | | -1x/4+4=3x/4+8 | | -t+1=6t+50 | | 7-4n=4n-41 | | 2n-8=5n-2 | | 7a+2=a+2 | | m+10=-20-2m | | -2+7m=-5m+82 | | 2x-6/3=x+7 | | 9-2x=-5x+30 | | -3-6t=7t-16 | | 3+5w=7w-5 | | w+4=7w-26 |