-3m+20-7(m-2)=8m-(6m-6)-5m+7

Simple and best practice solution for -3m+20-7(m-2)=8m-(6m-6)-5m+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 -3m+20-7(m-2)=8m-(6m-6)-5m+7 equation:


Simplifying
-3m + 20 + -7(m + -2) = 8m + -1(6m + -6) + -5m + 7

Reorder the terms:
-3m + 20 + -7(-2 + m) = 8m + -1(6m + -6) + -5m + 7
-3m + 20 + (-2 * -7 + m * -7) = 8m + -1(6m + -6) + -5m + 7
-3m + 20 + (14 + -7m) = 8m + -1(6m + -6) + -5m + 7

Reorder the terms:
20 + 14 + -3m + -7m = 8m + -1(6m + -6) + -5m + 7

Combine like terms: 20 + 14 = 34
34 + -3m + -7m = 8m + -1(6m + -6) + -5m + 7

Combine like terms: -3m + -7m = -10m
34 + -10m = 8m + -1(6m + -6) + -5m + 7

Reorder the terms:
34 + -10m = 8m + -1(-6 + 6m) + -5m + 7
34 + -10m = 8m + (-6 * -1 + 6m * -1) + -5m + 7
34 + -10m = 8m + (6 + -6m) + -5m + 7

Reorder the terms:
34 + -10m = 6 + 7 + 8m + -6m + -5m

Combine like terms: 6 + 7 = 13
34 + -10m = 13 + 8m + -6m + -5m

Combine like terms: 8m + -6m = 2m
34 + -10m = 13 + 2m + -5m

Combine like terms: 2m + -5m = -3m
34 + -10m = 13 + -3m

Solving
34 + -10m = 13 + -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.
34 + -10m + 3m = 13 + -3m + 3m

Combine like terms: -10m + 3m = -7m
34 + -7m = 13 + -3m + 3m

Combine like terms: -3m + 3m = 0
34 + -7m = 13 + 0
34 + -7m = 13

Add '-34' to each side of the equation.
34 + -34 + -7m = 13 + -34

Combine like terms: 34 + -34 = 0
0 + -7m = 13 + -34
-7m = 13 + -34

Combine like terms: 13 + -34 = -21
-7m = -21

Divide each side by '-7'.
m = 3

Simplifying
m = 3

See similar equations:

| 4-3(x+2)=5x+7-8x | | ln(6x+10)=4 | | 2a+3b-4a+2b= | | 110=-2x^2+101x-570 | | 3p/8-5=1 | | 1.3b+7.8-3.2b= | | 9p^2+48rt+64t^2=0 | | 6z=z-10 | | 2.5(4x-9)=25 | | 36s^2-24s+4=0 | | 7x+15=-5x-20 | | (x^3)+x=3t | | y=27-3x | | 21-9x+17=14x+3-17x | | (x^3)+x=3y | | x^3+x=3t | | -8=kl | | 45x+25=35x-10 | | 2y-2x=8 | | -6b-13=-7b+22 | | 41x+7y=294 | | 2x-4-15x=30+17x | | c=25-0.04m | | 26=6x+2 | | 100/63.7 | | 6x+y=43 | | 63.7/100 | | 5-3t=3-2t | | 11(4x-6)=28-3x | | 13x+4=12+15 | | (9a-6)+9a-10= | | 5+3t=3-2t |

Equations solver categories