28+21m=42+14m

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Solution for 28+21m=42+14m equation:


Simplifying
28 + 21m = 42 + 14m

Solving
28 + 21m = 42 + 14m

Solving for variable 'm'.

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

Add '-14m' to each side of the equation.
28 + 21m + -14m = 42 + 14m + -14m

Combine like terms: 21m + -14m = 7m
28 + 7m = 42 + 14m + -14m

Combine like terms: 14m + -14m = 0
28 + 7m = 42 + 0
28 + 7m = 42

Add '-28' to each side of the equation.
28 + -28 + 7m = 42 + -28

Combine like terms: 28 + -28 = 0
0 + 7m = 42 + -28
7m = 42 + -28

Combine like terms: 42 + -28 = 14
7m = 14

Divide each side by '7'.
m = 2

Simplifying
m = 2

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