If it's not what You are looking for type in the equation solver your own equation and let us solve it.
w in (-oo:+oo)
10-6*w-w = 80 // - 80
10-6*w-w-80 = 0
-7*w-70 = 0 // + 70
-7*w = 70 // : -7
w = 70/(-7)
w = -10
w = -10
| 10-6t+3t=16 | | 2+k+3k=46 | | -37=3w-6w-4 | | -9=-6w-w+5 | | 1+5a+2a=78 | | 5m+2+2m=-5 | | -17=3m+3m+1 | | -3x+2+x=-10 | | (12x+3)(2x-7)-5x(2x-7)= | | 34=4a+a-1 | | -7x-9+5x=-11 | | -25=2x+2x+3 | | 2n+7+4n=-5 | | 6k+8+4k=-12 | | 10=2a-3a-2 | | 20x+11y=700 | | 219-x=279 | | 131=-v+239 | | 7w-6+3w=-36 | | 16=3d-6d+7 | | -6x+1+7x=8 | | 41=5w+4w-4 | | 7x+3+x=59 | | 2t+1-7t=-39 | | -4+5b+b=8 | | 209-v=71 | | 6x+8+6x=8 | | 4b+9+7b=97 | | -16=-t-4t+9 | | -3b+10-6b=-71 | | 2-2m+5m=20 | | 3=6t-7t+9 |