3(m+5)=45-7m

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Solution for 3(m+5)=45-7m equation:


Simplifying
3(m + 5) = 45 + -7m

Reorder the terms:
3(5 + m) = 45 + -7m
(5 * 3 + m * 3) = 45 + -7m
(15 + 3m) = 45 + -7m

Solving
15 + 3m = 45 + -7m

Solving for variable 'm'.

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

Add '7m' to each side of the equation.
15 + 3m + 7m = 45 + -7m + 7m

Combine like terms: 3m + 7m = 10m
15 + 10m = 45 + -7m + 7m

Combine like terms: -7m + 7m = 0
15 + 10m = 45 + 0
15 + 10m = 45

Add '-15' to each side of the equation.
15 + -15 + 10m = 45 + -15

Combine like terms: 15 + -15 = 0
0 + 10m = 45 + -15
10m = 45 + -15

Combine like terms: 45 + -15 = 30
10m = 30

Divide each side by '10'.
m = 3

Simplifying
m = 3

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