21=-3+6

Simple and best practice solution for 21=-3+6 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 21=-3+6 equation: 


Simplifying
21 = -3 + 6

Combine like terms: -3 + 6 = 3
21 = 3

Solving
21 = 3

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:

| 6z-(11x-10y)= | | 2(2x+5.5)=13 | | 2(2x+5.5)=0 | | 2x+7x-6x-5=10 | | 3x-13=8x+4 | | x^2+xi=4-2i | | 21=3n+6 | | 10+8z=2-4 | | -6+3n=21 | | -15-4=3a+2 | | 4x-2-6x+4=7 | | -6-3n=21 | | 2x=4yz | | y+123=216 | | 3(2x-4)=4x-5 | | 2x^3+18x+1=0 | | (3x-1/3x-5)-1 | | -(-3x+12)=1-(x+24) | | 3w-9=4w | | (3x-1/3x-5)-1=0 | | f(x)=-x^2-3x-9 | | 2x+x-1=87 | | 54x+4x^2=198 | | f(x)=2x^2+20x+5 | | (10-v)/v=1.78 | | 10x^2+11=-13x | | 3(x-2x-2)=4x+5(-2) | | 5x-x=156 | | -3n-6=21 | | 9=k/6 | | -3n-6=2q | | 2-(4x-17)=5(x-2) |

Equations solver categories