81=9-12x

Simple and best practice solution for 81=9-12x equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 81=9-12x equation: 



81=9-12x

We move all terms to the left:

81-(9-12x)=0

We add all the numbers together, and all the variables

-(-12x+9)+81=0

We get rid of parentheses

12x-9+81=0

We add all the numbers together, and all the variables

12x+72=0

We move all terms containing x to the left, all other terms to the right

12x=-72

x=-72/12

x=-6

See similar equations:

| 42x+45=1011 | | -6x+14=86 | | -6(n+5)=6 | | 8x+20=-84 | | -294=25x-19 | | 27+61x=-461 | | 92=-14x+22 | | -14x-12=142 | | y=0.3+5.4 | | 3=-2-3n-5 | | 3u+13=16 | | -4/5a=-6 | | 0.45(x)+35=0.25(x)+40 | | 1.75x=6.5 | | y=-2.4=140 | | f(-9)=-7+25 | | 21=45-4b | | 3x-5x=6x | | 4x^2+3=47 | | 9x+20=+3x+80 | | 16x+30=180 | | 3p+3p+2p+2p=72 | | 8(v+2)=4-0 | | 8(3c+7)=-33-2c | | 3x+4(4)=46 | | y=0.2+4.9 | | y=0.2+3.9 | | 6n+15=51 | | 2b^2+14b-120=0 | | 21k/36=0 | | 9-2(5x+3)+2x=19 | | 3x+6x=62-27 |

Equations solver categories