9r-2r=36

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Solution for 9r-2r=36 equation: 


Simplifying
9r + -2r = 36

Combine like terms: 9r + -2r = 7r
7r = 36

Solving
7r = 36

Solving for variable 'r'.

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

Divide each side by '7'.
r = 5.142857143

Simplifying
r = 5.142857143

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