-5(r+9)=91

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Solution for -5(r+9)=91 equation:


Simplifying
-5(r + 9) = 91

Reorder the terms:
-5(9 + r) = 91
(9 * -5 + r * -5) = 91
(-45 + -5r) = 91

Solving
-45 + -5r = 91

Solving for variable 'r'.

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

Add '45' to each side of the equation.
-45 + 45 + -5r = 91 + 45

Combine like terms: -45 + 45 = 0
0 + -5r = 91 + 45
-5r = 91 + 45

Combine like terms: 91 + 45 = 136
-5r = 136

Divide each side by '-5'.
r = -27.2

Simplifying
r = -27.2

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