-8(r-7)=120

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Solution for -8(r-7)=120 equation:


Simplifying
-8(r + -7) = 120

Reorder the terms:
-8(-7 + r) = 120
(-7 * -8 + r * -8) = 120
(56 + -8r) = 120

Solving
56 + -8r = 120

Solving for variable 'r'.

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

Add '-56' to each side of the equation.
56 + -56 + -8r = 120 + -56

Combine like terms: 56 + -56 = 0
0 + -8r = 120 + -56
-8r = 120 + -56

Combine like terms: 120 + -56 = 64
-8r = 64

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

Simplifying
r = -8

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