5-5(6+2r)=-85

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Solution for 5-5(6+2r)=-85 equation: 


Simplifying
5 + -5(6 + 2r) = -85
5 + (6 * -5 + 2r * -5) = -85
5 + (-30 + -10r) = -85

Combine like terms: 5 + -30 = -25
-25 + -10r = -85

Solving
-25 + -10r = -85

Solving for variable 'r'.

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

Add '25' to each side of the equation.
-25 + 25 + -10r = -85 + 25

Combine like terms: -25 + 25 = 0
0 + -10r = -85 + 25
-10r = -85 + 25

Combine like terms: -85 + 25 = -60
-10r = -60

Divide each side by '-10'.
r = 6

Simplifying
r = 6

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