3x-12=18+x

Simple and best practice solution for 3x-12=18+x 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-12=18+x equation:


Simplifying
3x + -12 = 18 + x

Reorder the terms:
-12 + 3x = 18 + x

Solving
-12 + 3x = 18 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-12 + 3x + -1x = 18 + x + -1x

Combine like terms: 3x + -1x = 2x
-12 + 2x = 18 + x + -1x

Combine like terms: x + -1x = 0
-12 + 2x = 18 + 0
-12 + 2x = 18

Add '12' to each side of the equation.
-12 + 12 + 2x = 18 + 12

Combine like terms: -12 + 12 = 0
0 + 2x = 18 + 12
2x = 18 + 12

Combine like terms: 18 + 12 = 30
2x = 30

Divide each side by '2'.
x = 15

Simplifying
x = 15

See similar equations:

| -9w=6.3 | | 4(2z-5)=7(z+2) | | 5.8=-4.5+z | | -8h=26 | | 2.8r=16.8 | | -25=-5x | | -3.2k=16 | | 4t=-32 | | 2=a+7 | | -10=h-4 | | 2x+7=5x-20 | | z+5=4 | | z+12=3z | | 2x-1=x-10 | | n+14=-5 | | -2f+8=14 | | m-4=12 | | q+5-15=3 | | 6=p-8 | | 2(x+1)=8 | | 4.52-5h=2.8 | | -14=-6+4w | | 7=-6m+7 | | 2j-13=25 | | Y+8=-x | | -8+3h=1 | | 20+g+g=14 | | 4(x+6)+33=7x-3(x-9) | | 9y=8x+10 | | 5(2x-1)=20 | | 24=-8x+8 | | 7.85-2.15c=20.75 |

Equations solver categories