If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-81/(-9) = 0
9 = 0
L <> R
| 3x+12-8x-4+6x=0 | | 0.2(x+80)+0.8x=41 | | 0.8x+7.3=6.1 | | (2/7)x+(1/7)=(-5/7) | | y=2(8+5) | | 11x+7y=86 | | -5(b-2)=31+2b | | (x/5)-((2x-8)/10)=7x-2 | | -1x+7=1x+3 | | 18x-0.12(x*x)=0 | | 3.7c+7=8.1c-19.4 | | 33+3k=6(k+4) | | x+3+x+4+x+7=104 | | -17+w/5=33 | | (x+3)(x+3)-16=0 | | 3a-4b+6a+7b+8= | | x+3+x+4+x+7= | | 2/3(6y+3)=6y+4 | | (x+2)-(x^2-4)=0 | | 68=x+3.5 | | -2x+31=-5(x-3)-x | | 11x-9=7x+35 | | 15x+6x-4y-5y-14x+10= | | 15x+13=85 | | 9x-3=-6 | | 15x-4y-6x+y= | | 32=30 | | (11/15)x-(1/5)=2 | | 3x+4x-3=8x-9 | | 1.16-y/3.2=-4.23 | | -1x+5=2x+2 | | 156-2x=25x+18 |