2x+3+x=-12

Simple and best practice solution for 2x+3+x=-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 2x+3+x=-12 equation:


Simplifying
2x + 3 + x = -12

Reorder the terms:
3 + 2x + x = -12

Combine like terms: 2x + x = 3x
3 + 3x = -12

Solving
3 + 3x = -12

Solving for variable 'x'.

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

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

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

Combine like terms: -12 + -3 = -15
3x = -15

Divide each side by '3'.
x = -5

Simplifying
x = -5

See similar equations:

| 8r=9r+6 | | x-6=38-x | | -6x+10+7x=4+x+6 | | 3d=9+6d | | 3ab-2-4ab= | | 20k^2-38+12=0 | | 5x+13-8x=17-17x+14x-4 | | 5m+1=10+4m | | -9+4r=1+2r | | -1(4n+2)=-2(2n-1) | | 11x-89=7x+19 | | 200m-5600=0 | | 5x+30=3x-10 | | 0=5x^2-12x+4 | | -3f=-f+6 | | 5(3r-1)=55 | | 8n-2n+7=29 | | 4n^2+21n-18= | | 3n+2=-19 | | 10x-1=4x+23 | | 2.5x=x+100*2.5 | | 0.5m=10 | | 324+x^2=900 | | 9v=-10+8v | | z=xl | | 4(x^2)-32=84 | | 2.5x=x+100 | | 6-4n+3n=20-25 | | -7(4x+3)=-21 | | 9+3+2a-2=a+4 | | x^2-32=21 | | 8x-55=5x-7 |

Equations solver categories