(-18)-21=

Simple and best practice solution for (-18)-21= 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 (-18)-21= equation: 


Simplifying
(-18) + -21 = 0
-18 + -21 = 0

Combine like terms: -18 + -21 = -39
-39 = 0

Solving
-39 = 0

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:

| 10+2(9-5)-16/8 | | s^2+5s=-17 | | 29-2=13 | | 6(5x-4)=8(x+5) | | 6q^2-3q=5q^2-5q+63 | | -18-21= | | X+1-5x=13 | | 78.00/12.49 | | 20+8x=-4+5x | | -18+21= | | -x/5+9=-6 | | 5y+20x=5 | | x^2+4=6x-5 | | -4x-2y=14 | | 3/4x-11=5 | | 6x^2-3x=5x^2-5x+63 | | 4x/3+5=-3 | | 4+8(2+4p)=20-p | | 2=3x+11 | | 8=1y/7 | | 5y+8-2y+-9y=-16 | | 1/3x+6=-8 | | 5w/3=-10 | | 4x+2(-2x+10)=20 | | 8i^2= | | 3m^2-5M+-2=0 | | -3h=18 | | x^2-31=36 | | 3=-5x+2x | | 2x^5-2x^3+8x^2-8=0 | | 5x^2+5-26x=0 | | x^2+12x-208=0 |

Equations solver categories