8-2m=3m+21

Simple and best practice solution for 8-2m=3m+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 8-2m=3m+21 equation:


Simplifying
8 + -2m = 3m + 21

Reorder the terms:
8 + -2m = 21 + 3m

Solving
8 + -2m = 21 + 3m

Solving for variable 'm'.

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

Add '-3m' to each side of the equation.
8 + -2m + -3m = 21 + 3m + -3m

Combine like terms: -2m + -3m = -5m
8 + -5m = 21 + 3m + -3m

Combine like terms: 3m + -3m = 0
8 + -5m = 21 + 0
8 + -5m = 21

Add '-8' to each side of the equation.
8 + -8 + -5m = 21 + -8

Combine like terms: 8 + -8 = 0
0 + -5m = 21 + -8
-5m = 21 + -8

Combine like terms: 21 + -8 = 13
-5m = 13

Divide each side by '-5'.
m = -2.6

Simplifying
m = -2.6

See similar equations:

| 100(.06+0.04(80))=100(0.08(x+80)) | | 15+x=-13 | | d/12+25=29 | | 5(4-n)=20 | | 13+x=15 | | 6x+4(80)=8x+4(80) | | 6x+4(80)=8x+4*80 | | 15+x=13 | | h/9-19=-10 | | 15+x=-2 | | w/4-21=-3 | | 9x^2+12x-3=(3x+1)(1x-1) | | -2(x+4)=-4(x+1) | | (t+3+9)=3(t-2)+6 | | -2(x+1)4=-4(x+1) | | 18x^2-3x-28=0 | | 9x^2+12x-3=(3x-1)(1x+1) | | x(x^2-5x+6)=0 | | 20x^2y-17xy-63y= | | -2(x+1)=-4(x+2) | | .25x+9=-15 | | 2(4y-2)=36 | | b^2-2b+1= | | 2x(x-3)=0 | | 6x-1=5+5x | | 6*(a/3)=2a | | -8x+14=1.5 | | 6b-(3b+8)=10 | | 4w-12z+8= | | -.75x-12=-18 | | =x^2y^3-y^5+8x^2-8y^2 | | 8x+3-2x=3x-2+4x |

Equations solver categories