3x+18=3x-18

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


Simplifying
3x + 18 = 3x + -18

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

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

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

Combine like terms: 3x + -3x = 0
18 + 0 = -18 + 3x + -3x
18 = -18 + 3x + -3x

Combine like terms: 3x + -3x = 0
18 = -18 + 0
18 = -18

Solving
18 = -18

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

See similar equations:

| 7x+21=7x+42 | | 10t-30=10t+7 | | 9x-9=9x-9 | | 415=-10x+4.9x^2 | | 8x-24=8x-24 | | 415=10x+4.9x^2 | | xy-2y=0 | | 6x+2=3x+7x | | -24x^2+10x+12=0 | | -.5x+3=-x+7 | | -13d+12=-169 | | b^4+5b^2-36=0 | | 4+3x=7x-3 | | 4v-5=6v+12 | | 4(x^2)-25x+39=0 | | -1.5x+1-x^2+7x=10 | | -5x+1-x^2+7x=10 | | -4x+1-x^2+7x=10 | | 2pir=200 | | 2x+1+-x^2+7x=10 | | -2x+1+-1x^2+7x=10 | | 9/16-1/4 | | 11-11/5 | | 6x-5=16-3x | | 6-4x=3-9x | | -30+20=-2x+7x | | y=10x+5gradient | | 4(x^2)-7x-2=0 | | 6x-10=5x-16 | | 21y=5(4y-7) | | 0.0011x^3-0.075x^2+1.6x+11=1990 | | -3x+1-x^2+7x=10 |

Equations solver categories