21+23m=42+16m

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Solution for 21+23m=42+16m equation: 


Simplifying
21 + 23m = 42 + 16m

Solving
21 + 23m = 42 + 16m

Solving for variable 'm'.

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

Add '-16m' to each side of the equation.
21 + 23m + -16m = 42 + 16m + -16m

Combine like terms: 23m + -16m = 7m
21 + 7m = 42 + 16m + -16m

Combine like terms: 16m + -16m = 0
21 + 7m = 42 + 0
21 + 7m = 42

Add '-21' to each side of the equation.
21 + -21 + 7m = 42 + -21

Combine like terms: 21 + -21 = 0
0 + 7m = 42 + -21
7m = 42 + -21

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

Divide each side by '7'.
m = 3

Simplifying
m = 3

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