3x+x=-12

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


Simplifying
3x + x = -12

Combine like terms: 3x + x = 4x
4x = -12

Solving
4x = -12

Solving for variable 'x'.

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

Divide each side by '4'.
x = -3

Simplifying
x = -3

See similar equations:

| 6a+6a=-6 | | a/5=-20 | | X-6=1/3x | | 6(3x+4)-2=2(x-5) | | 7/4x=-84 | | 171=4.5(8-6) | | 6x+4=-6+20x | | A+1-4=-1 | | 171=4.5 | | Y=9x-1.5 | | 8-8x-2x^2=x | | 3x+13x=-1-15 | | 11m-5m=18 | | 70=0.8x^2 | | 39-8x=-7(1+5x)+4x | | 52-4/3= | | 5(2x+6)=-4(15-2x)+3x | | an=14(n+1)8 | | 9a-7=38 | | 5r-2=-(r-3)+3r | | F(x)=X^3-6x^2-9x+54 | | 3.5(x+6)=63 | | 1/3(2x-6)=-8 | | y-7=1/3x(x-9) | | -20-6r=8(r-6) | | f(x)=2x^3+7x^2-5x+8 | | an=100+(n+1)10 | | 21+x=6x+11 | | 2/5x-1=3 | | 6(3+2p)=90 | | 21x+x=6x+11 | | n+15-3(n+2)=-11 |

Equations solver categories