7x+2x-4=9x+12

Simple and best practice solution for 7x+2x-4=9x+12 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 7x+2x-4=9x+12 equation:


Simplifying
7x + 2x + -4 = 9x + 12

Reorder the terms:
-4 + 7x + 2x = 9x + 12

Combine like terms: 7x + 2x = 9x
-4 + 9x = 9x + 12

Reorder the terms:
-4 + 9x = 12 + 9x

Add '-9x' to each side of the equation.
-4 + 9x + -9x = 12 + 9x + -9x

Combine like terms: 9x + -9x = 0
-4 + 0 = 12 + 9x + -9x
-4 = 12 + 9x + -9x

Combine like terms: 9x + -9x = 0
-4 = 12 + 0
-4 = 12

Solving
-4 = 12

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

See similar equations:

| 6p+2+3p-p=26 | | 50+1.99c=3.99c | | 6x-5=x^2 | | 8x-13=25 | | 8n+12n=60 | | 3x+5y=100 | | 4x^2-16x-1536=0 | | 3y+5x=100 | | .1(7)+x=.3(7+x) | | 3=p-6 | | y=6y-1 | | 9+2*x=2-3*x | | 4p+2=14 | | 3(b-4)=5b+2 | | 4x^3-12x^2+10=0 | | 25x-3=30 | | 4.3d+7.5=5.8h | | 5n+11=3n+21 | | 6(x+2)=-18 | | 5n-5=2n+6 | | -3n-7+15=53 | | 8x+6=6x+48 | | x(20-2x)(18-x)=450 | | -3g+6+2g=2 | | -9x+3y=12 | | -3y^2+114y+504=1456 | | 3(x+2)-4=-10 | | 9x+25=3x+1 | | -5(7+3x)=-50 | | 21=5p+6 | | 2a-8=30a | | 5x+6x=90 |

Equations solver categories