21+7m=28

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Solution for 21+7m=28 equation: 


Simplifying
21 + 7m = 28

Solving
21 + 7m = 28

Solving for variable 'm'.

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

Add '-21' to each side of the equation.
21 + -21 + 7m = 28 + -21

Combine like terms: 21 + -21 = 0
0 + 7m = 28 + -21
7m = 28 + -21

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

Divide each side by '7'.
m = 1

Simplifying
m = 1

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