-12=9+3x

Simple and best practice solution for -12=9+3x 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=9+3x equation:


Simplifying
-12 = 9 + 3x

Solving
-12 = 9 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-12 + -3x = 9 + 3x + -3x

Combine like terms: 3x + -3x = 0
-12 + -3x = 9 + 0
-12 + -3x = 9

Add '12' to each side of the equation.
-12 + 12 + -3x = 9 + 12

Combine like terms: -12 + 12 = 0
0 + -3x = 9 + 12
-3x = 9 + 12

Combine like terms: 9 + 12 = 21
-3x = 21

Divide each side by '-3'.
x = -7

Simplifying
x = -7

See similar equations:

| X^2+8x+10=-6 | | 3(2x+11)=6x+4 | | -4(x+1)-3=3(x-4) | | 3=2p(4p+5) | | 4x+95=9x+75 | | ln(3)+ln(x)-ln(x^2-4)=0 | | -5=16x-4x-5 | | x^2+2x-18=8 | | 4x-8=10x+11 | | 2(x+1)+4-6=2x | | 5-6y^2=-103 | | 2e+5r+3e+2r= | | -2(3+4x)+5x=-36 | | 2.5+10=x-0.5 | | 5x+7y=71 | | 3(2y+1)=5(y+2) | | 1230x+17655=1425x+15900 | | tan(2x)=1.5 | | 5x(2x-14)+23=7x-14 | | 16-6x=7-9x | | -x^3-12=-87 | | 8x^2-6x+4=0 | | 17+v/12=4 | | -y(7x^3-3x^2y+xy^2+5y^3)= | | (2n+3)/4=-5 | | (-x+3y)=0 | | 5m-6=3m-6 | | -7n=-4.2 | | 2x-4-3=3 | | X(x-3)=5.2 | | -9-3x=3x-69 | | x^2+2x-35=2x |

Equations solver categories