-3(r+8)=-31

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Solution for -3(r+8)=-31 equation: 


Simplifying
-3(r + 8) = -31

Reorder the terms:
-3(8 + r) = -31
(8 * -3 + r * -3) = -31
(-24 + -3r) = -31

Solving
-24 + -3r = -31

Solving for variable 'r'.

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

Add '24' to each side of the equation.
-24 + 24 + -3r = -31 + 24

Combine like terms: -24 + 24 = 0
0 + -3r = -31 + 24
-3r = -31 + 24

Combine like terms: -31 + 24 = -7
-3r = -7

Divide each side by '-3'.
r = 2.333333333

Simplifying
r = 2.333333333

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