x+2x+(8-x)=120

Simple and best practice solution for x+2x+(8-x)=120 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+2x+(8-x)=120 equation:


Simplifying
x + 2x + (8 + -1x) = 120

Remove parenthesis around (8 + -1x)
x + 2x + 8 + -1x = 120

Reorder the terms:
8 + x + 2x + -1x = 120

Combine like terms: x + 2x = 3x
8 + 3x + -1x = 120

Combine like terms: 3x + -1x = 2x
8 + 2x = 120

Solving
8 + 2x = 120

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 2x = 120 + -8

Combine like terms: 8 + -8 = 0
0 + 2x = 120 + -8
2x = 120 + -8

Combine like terms: 120 + -8 = 112
2x = 112

Divide each side by '2'.
x = 56

Simplifying
x = 56

See similar equations:

| 0.5x+3.4=0.4x+1.5 | | 1/5x1/5x1/5 | | (9z-u)(6z+5u)= | | x*.2=60 | | 4-x=-17 | | 3p+16-6p=7p-4 | | 7x^3(8x^4+3x+9)= | | 2x^2-15x+24x=0 | | a+(-15)=0 | | m=2700+.10m | | 2x+8=6xl-12 | | 2-3x=-28+2x | | 2-3x=-28+3 | | 0.8+1.22=0.408-0.6n | | 16x^2+5x+49=0 | | 3t-5/4=t/3 | | 4d-7=22 | | 16x+6y=3280 | | 3(4-x)=48 | | 12-3(10+8)/9*(-2) | | 2(3a-4)+2=4(a+1)+a | | [7x+3]+10=8 | | 6(2x+14)-14=10 | | 2(8-7x)=86 | | 2a+3+a=180 | | 4v^2+9=12v | | 3x+5=61-3x | | 0.62k-12.01=0.17k-14.8 | | 2r^2-6r=-3 | | 2*1+3(12-5)+7= | | 16.7-3.5t=17.12 | | 900+800+5x=600+200+8x |

Equations solver categories