2m-21m=9m+7

Simple and best practice solution for 2m-21m=9m+7 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 2m-21m=9m+7 equation:


Simplifying
2m + -21m = 9m + 7

Combine like terms: 2m + -21m = -19m
-19m = 9m + 7

Reorder the terms:
-19m = 7 + 9m

Solving
-19m = 7 + 9m

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '-9m' to each side of the equation.
-19m + -9m = 7 + 9m + -9m

Combine like terms: -19m + -9m = -28m
-28m = 7 + 9m + -9m

Combine like terms: 9m + -9m = 0
-28m = 7 + 0
-28m = 7

Divide each side by '-28'.
m = -0.25

Simplifying
m = -0.25

See similar equations:

| 12(-7)-28=-63+7(-7) | | -7n-37=-3(8n-5)-1 | | -(-46x)=0 | | 17p+p=40-2p | | 1.33x=8 | | y=0.7(200-x) | | 6x-5=5(x-3)+x | | 7u-2u=3u+22 | | 2x^2+31x+110=0 | | -4.5c=-27 | | 4x^2+27x+-12=0 | | X+11+x=43 | | 2.4z=-24 | | 13d+25=8d | | 1.5b-16=8 | | 99+6u=-3u | | 0.03(x-40)+0.9(x+10)=45 | | -4x-10x=25 | | -(-6)=6x | | 12-9w=75 | | -64=-15m-4 | | 9x=2x+14 | | 8x+63+20+x=-61 | | -11=61-6q | | 3(d-1)+4=-2d | | 90=10p-90 | | 5+4x-7-3x=-2 | | 7y=2y-15 | | h=(-16t)(-16t)+541 | | -8-3y=25 | | 5+4n=29 | | -6z=.625 |

Equations solver categories