5m-20-9m-3=15

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Solution for 5m-20-9m-3=15 equation:


Simplifying
5m + -20 + -9m + -3 = 15

Reorder the terms:
-20 + -3 + 5m + -9m = 15

Combine like terms: -20 + -3 = -23
-23 + 5m + -9m = 15

Combine like terms: 5m + -9m = -4m
-23 + -4m = 15

Solving
-23 + -4m = 15

Solving for variable 'm'.

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

Add '23' to each side of the equation.
-23 + 23 + -4m = 15 + 23

Combine like terms: -23 + 23 = 0
0 + -4m = 15 + 23
-4m = 15 + 23

Combine like terms: 15 + 23 = 38
-4m = 38

Divide each side by '-4'.
m = -9.5

Simplifying
m = -9.5

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