21=-7m+3m-3

Simple and best practice solution for 21=-7m+3m-3 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=-7m+3m-3 equation: 


m in (-oo:+oo)

21 = 3*m-7*m-3 // - 3*m-7*m-3

3-(-7*m)-(3*m)+21 = 0

7*m-3*m+3+21 = 0

4*m+24 = 0 // - 24

4*m = -24 // : 4

m = -24/4

m = -6

m = -6

See similar equations:

| 5=-5b+3b-9 | | 5+4b+6b=-45 | | 8-x+4x=-19 | | 52=4a+a+7 | | -6w-5-7w=-18 | | -27=2t+t-3 | | 7d+3+3d=103 | | -7n+3-3n=-67 | | 81=4a+2a+9 | | -7b+3-4b=-107 | | 8+7d-5d=16 | | 4m-9+2m=15 | | 3+6t+2t=27 | | 10-3k+6k=13 | | 8q+2.8=0.4 | | a+7-7a=1 | | 5w+4-3w=8 | | 34=-b+5b-2 | | 7t-1+t=39 | | 8-2t+t=10 | | b+1-6b=21 | | 7=3d-5d+9 | | 4k^2+4k=0 | | 1+7a+4a=-76 | | b+6+7b=54 | | -2b+8-2b=-32 | | 2-t-7t=18 | | 3x+1+2x=46 | | -2b-1-4b=-13 | | -9-6m-5m=2 | | -7k+1-k=-47 | | 6n+2-5n=9 |

Equations solver categories