7r=-r+144

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Solution for 7r=-r+144 equation: 


Simplifying
7r = -1r + 144

Reorder the terms:
7r = 144 + -1r

Solving
7r = 144 + -1r

Solving for variable 'r'.

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

Add 'r' to each side of the equation.
7r + r = 144 + -1r + r

Combine like terms: 7r + r = 8r
8r = 144 + -1r + r

Combine like terms: -1r + r = 0
8r = 144 + 0
8r = 144

Divide each side by '8'.
r = 18

Simplifying
r = 18

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