7x+18=7x-20

Simple and best practice solution for 7x+18=7x-20 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 7x+18=7x-20 equation: 


Simplifying
7x + 18 = 7x + -20

Reorder the terms:
18 + 7x = 7x + -20

Reorder the terms:
18 + 7x = -20 + 7x

Add '-7x' to each side of the equation.
18 + 7x + -7x = -20 + 7x + -7x

Combine like terms: 7x + -7x = 0
18 + 0 = -20 + 7x + -7x
18 = -20 + 7x + -7x

Combine like terms: 7x + -7x = 0
18 = -20 + 0
18 = -20

Solving
18 = -20

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:

| 3+2a+1=2(a+2) | | 7c/15=8.8 | | n+-5=-115 | | 10x-4=9x-4 | | 1.3-0.7b=12 | | 4t+3.4=12.5 | | 13x-2=11x-10 | | 6-2n=8 | | 2c+18=25c+30 | | 3d-y=0 | | -8+2w=4 | | 3x+5-6x=14 | | 6y+13-4y=-3 | | 1000=5x+150 | | 9q^2-1=0 | | 3/4=?/12 | | x+[3x(8x+5)-15]+3=64 | | 5x-2+2x=7(x+1) | | -2m+13=-9 | | 1582.56=43.96*w | | y+4=0(x+2) | | 1000=100+6x | | 2(y+6)=5y-9 | | 3x+2+5x=10 | | -2(-4x+2)=76 | | 6x+3y=285 | | 1890.28=2*153.86+l | | a+1.3= | | x-3x-24=18 | | 2/3=y*7 | | 1.23x=0.01 | | 6i/2i |

Equations solver categories