-7(-r-8)-4=108

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Solution for -7(-r-8)-4=108 equation:


Simplifying
-7(-1r + -8) + -4 = 108

Reorder the terms:
-7(-8 + -1r) + -4 = 108
(-8 * -7 + -1r * -7) + -4 = 108
(56 + 7r) + -4 = 108

Reorder the terms:
56 + -4 + 7r = 108

Combine like terms: 56 + -4 = 52
52 + 7r = 108

Solving
52 + 7r = 108

Solving for variable 'r'.

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

Add '-52' to each side of the equation.
52 + -52 + 7r = 108 + -52

Combine like terms: 52 + -52 = 0
0 + 7r = 108 + -52
7r = 108 + -52

Combine like terms: 108 + -52 = 56
7r = 56

Divide each side by '7'.
r = 8

Simplifying
r = 8

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