20=5m+40

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Solution for 20=5m+40 equation: 


Simplifying
20 = 5m + 40

Reorder the terms:
20 = 40 + 5m

Solving
20 = 40 + 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 + -5m = 40 + 5m + -5m

Combine like terms: 5m + -5m = 0
20 + -5m = 40 + 0
20 + -5m = 40

Add '-20' to each side of the equation.
20 + -20 + -5m = 40 + -20

Combine like terms: 20 + -20 = 0
0 + -5m = 40 + -20
-5m = 40 + -20

Combine like terms: 40 + -20 = 20
-5m = 20

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

Simplifying
m = -4

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