7(r+6)=15

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Solution for 7(r+6)=15 equation:


Simplifying
7(r + 6) = 15

Reorder the terms:
7(6 + r) = 15
(6 * 7 + r * 7) = 15
(42 + 7r) = 15

Solving
42 + 7r = 15

Solving for variable 'r'.

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

Add '-42' to each side of the equation.
42 + -42 + 7r = 15 + -42

Combine like terms: 42 + -42 = 0
0 + 7r = 15 + -42
7r = 15 + -42

Combine like terms: 15 + -42 = -27
7r = -27

Divide each side by '7'.
r = -3.857142857

Simplifying
r = -3.857142857

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