5(3r+6)=15

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Solution for 5(3r+6)=15 equation:


Simplifying
5(3r + 6) = 15

Reorder the terms:
5(6 + 3r) = 15
(6 * 5 + 3r * 5) = 15
(30 + 15r) = 15

Solving
30 + 15r = 15

Solving for variable 'r'.

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

Add '-30' to each side of the equation.
30 + -30 + 15r = 15 + -30

Combine like terms: 30 + -30 = 0
0 + 15r = 15 + -30
15r = 15 + -30

Combine like terms: 15 + -30 = -15
15r = -15

Divide each side by '15'.
r = -1

Simplifying
r = -1

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