r-5(2r+2)=-82

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Solution for r-5(2r+2)=-82 equation:


Simplifying
r + -5(2r + 2) = -82

Reorder the terms:
r + -5(2 + 2r) = -82
r + (2 * -5 + 2r * -5) = -82
r + (-10 + -10r) = -82

Reorder the terms:
-10 + r + -10r = -82

Combine like terms: r + -10r = -9r
-10 + -9r = -82

Solving
-10 + -9r = -82

Solving for variable 'r'.

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

Add '10' to each side of the equation.
-10 + 10 + -9r = -82 + 10

Combine like terms: -10 + 10 = 0
0 + -9r = -82 + 10
-9r = -82 + 10

Combine like terms: -82 + 10 = -72
-9r = -72

Divide each side by '-9'.
r = 8

Simplifying
r = 8

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