-7r+8r=18

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Solution for -7r+8r=18 equation: 


Simplifying
-7r + 8r = 18

Combine like terms: -7r + 8r = 1r
1r = 18

Solving
1r = 18

Solving for variable 'r'.

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

Divide each side by '1'.
r = 18

Simplifying
r = 18

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