If it's not what You are looking for type in the equation solver your own equation and let us solve it.
11x-81=12
We move all terms to the left:
11x-81-(12)=0
We add all the numbers together, and all the variables
11x-93=0
We move all terms containing x to the left, all other terms to the right
11x=93
x=93/11
x=8+5/11
| 2.6-b=13 | | 8x-24=3x-24 | | 7x-63=9x+45 | | 5p+9=2(p-3) | | x+(x*18/100)=17000 | | 0.4x1.2=1.6 | | 3/57=x/8 | | 8x+32=9x+18 | | 9x+18=8x+32 | | 5.6q-5.8-5.2q=0.6q-5.3 | | 2n2-5n-3=0 | | 10x+4x+4+9=5x+3+7x | | 2x+5-3=4x+715 | | 13x+5=12x-2 | | f(5)=4(5)^2+6(5) | | f(-4)=4(-4)^2+6(-4) | | 1.2×6=n | | 7x-10=-40 | | -x^2-3=-4x | | 6y-9(-9y-6)=-990 | | 7=-10s-36 | | 5x-25=7x+49 | | 3.2=-7x+25.6 | | 0.8s=-40 | | 4x+17-3x=-6+(-12) | | 4x-7x=45 | | -2x+10+3x=-8+3 | | |11x-59|=-51 | | 5(x-2)+×=6(x+3)-4x | | 7x(x-7)=77 | | 9=-9v-5=6v | | Y-8x+9=0 |