5(4m+8)+9m-20=

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Solution for 5(4m+8)+9m-20= equation:


Simplifying
5(4m + 8) + 9m + -20 = 0

Reorder the terms:
5(8 + 4m) + 9m + -20 = 0
(8 * 5 + 4m * 5) + 9m + -20 = 0
(40 + 20m) + 9m + -20 = 0

Reorder the terms:
40 + -20 + 20m + 9m = 0

Combine like terms: 40 + -20 = 20
20 + 20m + 9m = 0

Combine like terms: 20m + 9m = 29m
20 + 29m = 0

Solving
20 + 29m = 0

Solving for variable 'm'.

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

Add '-20' to each side of the equation.
20 + -20 + 29m = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 29m = 0 + -20
29m = 0 + -20

Combine like terms: 0 + -20 = -20
29m = -20

Divide each side by '29'.
m = -0.6896551724

Simplifying
m = -0.6896551724

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