-20m-15=53

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Solution for -20m-15=53 equation: 


Simplifying
-20m + -15 = 53

Reorder the terms:
-15 + -20m = 53

Solving
-15 + -20m = 53

Solving for variable 'm'.

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

Add '15' to each side of the equation.
-15 + 15 + -20m = 53 + 15

Combine like terms: -15 + 15 = 0
0 + -20m = 53 + 15
-20m = 53 + 15

Combine like terms: 53 + 15 = 68
-20m = 68

Divide each side by '-20'.
m = -3.4

Simplifying
m = -3.4

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