-r-5(2r+2)=-76

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Solution for -r-5(2r+2)=-76 equation:


Simplifying
-1r + -5(2r + 2) = -76

Reorder the terms:
-1r + -5(2 + 2r) = -76
-1r + (2 * -5 + 2r * -5) = -76
-1r + (-10 + -10r) = -76

Reorder the terms:
-10 + -1r + -10r = -76

Combine like terms: -1r + -10r = -11r
-10 + -11r = -76

Solving
-10 + -11r = -76

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 + -11r = -76 + 10

Combine like terms: -10 + 10 = 0
0 + -11r = -76 + 10
-11r = -76 + 10

Combine like terms: -76 + 10 = -66
-11r = -66

Divide each side by '-11'.
r = 6

Simplifying
r = 6

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