15+5(m-2)=21

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Solution for 15+5(m-2)=21 equation:


Simplifying
15 + 5(m + -2) = 21

Reorder the terms:
15 + 5(-2 + m) = 21
15 + (-2 * 5 + m * 5) = 21
15 + (-10 + 5m) = 21

Combine like terms: 15 + -10 = 5
5 + 5m = 21

Solving
5 + 5m = 21

Solving for variable 'm'.

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

Add '-5' to each side of the equation.
5 + -5 + 5m = 21 + -5

Combine like terms: 5 + -5 = 0
0 + 5m = 21 + -5
5m = 21 + -5

Combine like terms: 21 + -5 = 16
5m = 16

Divide each side by '5'.
m = 3.2

Simplifying
m = 3.2

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