-20=-3m-5

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Solution for -20=-3m-5 equation:


Simplifying
-20 = -3m + -5

Reorder the terms:
-20 = -5 + -3m

Solving
-20 = -5 + -3m

Solving for variable 'm'.

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

Add '3m' to each side of the equation.
-20 + 3m = -5 + -3m + 3m

Combine like terms: -3m + 3m = 0
-20 + 3m = -5 + 0
-20 + 3m = -5

Add '20' to each side of the equation.
-20 + 20 + 3m = -5 + 20

Combine like terms: -20 + 20 = 0
0 + 3m = -5 + 20
3m = -5 + 20

Combine like terms: -5 + 20 = 15
3m = 15

Divide each side by '3'.
m = 5

Simplifying
m = 5

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