3m=7m-20

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Solution for 3m=7m-20 equation: 


Simplifying
3m = 7m + -20

Reorder the terms:
3m = -20 + 7m

Solving
3m = -20 + 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.
3m + -7m = -20 + 7m + -7m

Combine like terms: 3m + -7m = -4m
-4m = -20 + 7m + -7m

Combine like terms: 7m + -7m = 0
-4m = -20 + 0
-4m = -20

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

Simplifying
m = 5

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