x+x-3+9+x=12

Simple and best practice solution for x+x-3+9+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 x+x-3+9+x=12 equation:


Simplifying
x + x + -3 + 9 + x = 12

Reorder the terms:
-3 + 9 + x + x + x = 12

Combine like terms: -3 + 9 = 6
6 + x + x + x = 12

Combine like terms: x + x = 2x
6 + 2x + x = 12

Combine like terms: 2x + x = 3x
6 + 3x = 12

Solving
6 + 3x = 12

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 3x = 12 + -6

Combine like terms: 6 + -6 = 0
0 + 3x = 12 + -6
3x = 12 + -6

Combine like terms: 12 + -6 = 6
3x = 6

Divide each side by '3'.
x = 2

Simplifying
x = 2

See similar equations:

| -5=7.5+x | | 2x-(7-x)=8 | | -2x-2(6x-7)=0 | | 15x-30=24x-6 | | 35=30d | | 12x-38=7x+27 | | .15x=23+.11x | | 46=2d | | y=-3(9)+27 | | 5p-3p-p= | | 4x+13=-27-6x | | 15=n30 | | 5(3x+6)= | | -23+7x=22+4x | | 4x-10(4x-17)=26 | | 0.20(a-15)=17 | | (x+1)=64 | | 0.20(a-15)=27 | | 4t+9=9t-7+3x | | 8x-2=3x-6 | | 4*10-24-6*10=120 | | 6x^2+50x+85=0 | | 3*8x-2=5*3x-6 | | 4x+2(-2x+3)=6 | | -25-x=-5x+51 | | 2x+7x+3y= | | 0.125(150+a)=125 | | T+t+5w+4(t+t)= | | 10m-30=70 | | [a-5]+10=14 | | 2x+2(-3x+27)=18 | | 3h-2(1+44h)= |

Equations solver categories