-12=9+-7x

Simple and best practice solution for -12=9+-7x 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+-7x equation:


Simplifying
-12 = 9 + -7x

Solving
-12 = 9 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
-12 + 7x = 9 + -7x + 7x

Combine like terms: -7x + 7x = 0
-12 + 7x = 9 + 0
-12 + 7x = 9

Add '12' to each side of the equation.
-12 + 12 + 7x = 9 + 12

Combine like terms: -12 + 12 = 0
0 + 7x = 9 + 12
7x = 9 + 12

Combine like terms: 9 + 12 = 21
7x = 21

Divide each side by '7'.
x = 3

Simplifying
x = 3

See similar equations:

| -4(n+3)+3=-3n-3(3-n) | | 9+(3b+8)=(3b+8+9) | | 216x^4-600x^2=0 | | 3x+5x-2=4x-10 | | 2x+3=-11+4x | | 5d+3d+2d-4d=12 | | x^2+26+160=0 | | 4*-9-70=12*-9+2 | | -2+7x=5(-6+7) | | -3(7v+5)+7v=-5+3(v+8) | | 12r+17r=105 | | 2x+2x+3x-2+3x-2=3x-1+3x+3x+1 | | 9-2y=-11+6 | | -6=2n-3n | | 30y^3+28y^2-16y=0 | | 5y+9+119=180 | | 5(3)+2y=10 | | -17=-4x+3 | | 11-7(12k+2)=-(3-4k)-3k | | 2g+3(-7+2g)=1-9 | | .50x+.35(70)=44.5 | | 125+13x=21 | | -2y+6=y^2-9 | | 5(2)+2=10 | | -(3x+3)-2(3y+3)= | | 7a^3+22a^2+3a=0 | | 7(5x-2)=7(4x+6) | | x(9)=54 | | -x-2=12x | | 6n-5n+4n=20 | | -6a-6a=24 | | 2(x+8)-6x=-2(x-3) |

Equations solver categories