12=x-9(-9)

Simple and best practice solution for 12=x-9(-9) 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 12=x-9(-9) equation:


Simplifying
12 = x + -9(-9)

Multiply -9 * -9
12 = x + 81

Reorder the terms:
12 = 81 + x

Solving
12 = 81 + x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-1x' to each side of the equation.
12 + -1x = 81 + x + -1x

Combine like terms: x + -1x = 0
12 + -1x = 81 + 0
12 + -1x = 81

Add '-12' to each side of the equation.
12 + -12 + -1x = 81 + -12

Combine like terms: 12 + -12 = 0
0 + -1x = 81 + -12
-1x = 81 + -12

Combine like terms: 81 + -12 = 69
-1x = 69

Divide each side by '-1'.
x = -69

Simplifying
x = -69

See similar equations:

| 72.3/x=.369 | | -8(1+6m)=-4(2-3m) | | =4g+18+6g | | 6yx-15-4x=33 | | .45x+39.99=.40x+44.99 | | 9h+j=23forj | | 9*9v+10v+4-5*5v+9= | | 5w+8y-12w=16-15w | | -4(3n-4)=-2(1+6n) | | f(x)=3x^3-5x^2+3 | | x^3-6x^2+9x=2 | | 19+-13p=-17p-24 | | xy=651 | | .369=72.3/x | | 3.43r-10.962=r-6+3.3 | | 19-13p=-17p-24 | | 5(6p-4)=-4(p+5) | | b-7=15 | | 2x+19=-21 | | but=but | | 0.5*x+x=180 | | 3y+12=0-2y | | 6p-20=16 | | 10g+18= | | (4x+31)=(x+46) | | 4(3n+4)+1=6n+17 | | 3s^2+6s=0 | | 2x^2+x+45=0 | | 7+6(-6k+8)= | | -2+8=6-(7p+5) | | .25x+(294.44-.56x).45=132.5 | | =10g+18 |

Equations solver categories