3m-28=-21+2m

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Solution for 3m-28=-21+2m equation:


Simplifying
3m + -28 = -21 + 2m

Reorder the terms:
-28 + 3m = -21 + 2m

Solving
-28 + 3m = -21 + 2m

Solving for variable 'm'.

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

Add '-2m' to each side of the equation.
-28 + 3m + -2m = -21 + 2m + -2m

Combine like terms: 3m + -2m = 1m
-28 + 1m = -21 + 2m + -2m

Combine like terms: 2m + -2m = 0
-28 + 1m = -21 + 0
-28 + 1m = -21

Add '28' to each side of the equation.
-28 + 28 + 1m = -21 + 28

Combine like terms: -28 + 28 = 0
0 + 1m = -21 + 28
1m = -21 + 28

Combine like terms: -21 + 28 = 7
1m = 7

Divide each side by '1'.
m = 7

Simplifying
m = 7

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