21-14m=-21+7m

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Solution for 21-14m=-21+7m equation:


Simplifying
21 + -14m = -21 + 7m

Solving
21 + -14m = -21 + 7m

Solving for variable 'm'.

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

Add '-7m' to each side of the equation.
21 + -14m + -7m = -21 + 7m + -7m

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

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

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

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

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

Divide each side by '-21'.
m = 2

Simplifying
m = 2

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