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)
2*x-(7*x)+4 = -26 // + 26
2*x-(7*x)+4+26 = 0
2*x-7*x+4+26 = 0
30-5*x = 0 // - 30
-5*x = -30 // : -5
x = -30/(-5)
x = 6
x = 6
| -3b+5+b=-15 | | 4-7w-w=84 | | 28=-5a+2a+7 | | 55=7x-3x+7 | | -9-x+3x=-7 | | 9-2t+6t=1 | | -4x+8-6x=108 | | 6+4k-6k=-2 | | -8+6t-4t=-14 | | -10=-4x+6x+2 | | -7+n+4n=38 | | 5n+1+2n=36 | | w+10+6w=24 | | a-4+7a=68 | | -3k+8-k=48 | | -4a-9+6a=-11 | | -5b+8-b=-28 | | 2x+2=-1 | | -43=4x+2x+5 | | 7a+2-a=8 | | 9+4x+6x=29 | | 2d-3+2d=-31 | | 7a+5+6a=-8 | | -3a+4+2a=-1 | | -67=-2b-5b+3 | | -5m-8+m=24 | | -4-x+5x=20 | | 4d-6+2d=48 | | 2w+6+5w=-57 | | 2m-3-5m=-36 | | 9-d-4d=9 | | -2=-4w+2w+8 |