4m+20=5m+9

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Solution for 4m+20=5m+9 equation:


Simplifying
4m + 20 = 5m + 9

Reorder the terms:
20 + 4m = 5m + 9

Reorder the terms:
20 + 4m = 9 + 5m

Solving
20 + 4m = 9 + 5m

Solving for variable 'm'.

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

Add '-5m' to each side of the equation.
20 + 4m + -5m = 9 + 5m + -5m

Combine like terms: 4m + -5m = -1m
20 + -1m = 9 + 5m + -5m

Combine like terms: 5m + -5m = 0
20 + -1m = 9 + 0
20 + -1m = 9

Add '-20' to each side of the equation.
20 + -20 + -1m = 9 + -20

Combine like terms: 20 + -20 = 0
0 + -1m = 9 + -20
-1m = 9 + -20

Combine like terms: 9 + -20 = -11
-1m = -11

Divide each side by '-1'.
m = 11

Simplifying
m = 11

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