5(r+6)=90

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Solution for 5(r+6)=90 equation: 


Simplifying
5(r + 6) = 90

Reorder the terms:
5(6 + r) = 90
(6 * 5 + r * 5) = 90
(30 + 5r) = 90

Solving
30 + 5r = 90

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 + 5r = 90 + -30

Combine like terms: 30 + -30 = 0
0 + 5r = 90 + -30
5r = 90 + -30

Combine like terms: 90 + -30 = 60
5r = 60

Divide each side by '5'.
r = 12

Simplifying
r = 12

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