7m=2m-20

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Solution for 7m=2m-20 equation: 


Simplifying
7m = 2m + -20

Reorder the terms:
7m = -20 + 2m

Solving
7m = -20 + 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.
7m + -2m = -20 + 2m + -2m

Combine like terms: 7m + -2m = 5m
5m = -20 + 2m + -2m

Combine like terms: 2m + -2m = 0
5m = -20 + 0
5m = -20

Divide each side by '5'.
m = -4

Simplifying
m = -4

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