-4(r+2)=-66

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Solution for -4(r+2)=-66 equation: 


Simplifying
-4(r + 2) = -66

Reorder the terms:
-4(2 + r) = -66
(2 * -4 + r * -4) = -66
(-8 + -4r) = -66

Solving
-8 + -4r = -66

Solving for variable 'r'.

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

Add '8' to each side of the equation.
-8 + 8 + -4r = -66 + 8

Combine like terms: -8 + 8 = 0
0 + -4r = -66 + 8
-4r = -66 + 8

Combine like terms: -66 + 8 = -58
-4r = -58

Divide each side by '-4'.
r = 14.5

Simplifying
r = 14.5

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