-5(r+7)=-72

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Solution for -5(r+7)=-72 equation:


Simplifying
-5(r + 7) = -72

Reorder the terms:
-5(7 + r) = -72
(7 * -5 + r * -5) = -72
(-35 + -5r) = -72

Solving
-35 + -5r = -72

Solving for variable 'r'.

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

Add '35' to each side of the equation.
-35 + 35 + -5r = -72 + 35

Combine like terms: -35 + 35 = 0
0 + -5r = -72 + 35
-5r = -72 + 35

Combine like terms: -72 + 35 = -37
-5r = -37

Divide each side by '-5'.
r = 7.4

Simplifying
r = 7.4

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