12x+9x=

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


Simplifying
12x + 9x = 0

Combine like terms: 12x + 9x = 21x
21x = 0

Solving
21x = 0

Solving for variable 'x'.

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

Divide each side by '21'.
x = 0

Simplifying
x = 0

See similar equations:

| 8y-14=6y-14 | | 8=4x-3x+4 | | 15X+21=12x-7 | | -10m(5-5m)= | | 9.5(m)=19 | | .6y+a=a+b | | x(y^6-6)+7(y^6-6)= | | 16x+17=16x-17 | | -x-17= | | x-(-445)=16 | | -7x=10-(-11) | | 2(-d)(-1)=20 | | 0.2(x+100)+1.2x=69 | | .6y+k=j | | 8x-7x-5=9 | | x(y^6-2)-2(y^6-2)= | | -2n(8n-5)= | | -v=-6 | | 3n-40=-20 | | 3y+13=4y+4 | | c^2-2c+1-4q^2=0 | | 12v=12000-1 | | 16x=5X+33 | | 6(x-2)=2-2(5x+5) | | 8-7x-5=9 | | 12v=12000 | | (x+10)+(x+5)=x | | 20+18=3+20-22 | | H=-16t^2+484 | | 0=3x^2+23x-8 | | 43-26= | | -z^2+9z-20=0 |

Equations solver categories