3r+9s=36

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Solution for 3r+9s=36 equation: 


Simplifying
3r + 9s = 36

Solving
3r + 9s = 36

Solving for variable 'r'.

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

Add '-9s' to each side of the equation.
3r + 9s + -9s = 36 + -9s

Combine like terms: 9s + -9s = 0
3r + 0 = 36 + -9s
3r = 36 + -9s

Divide each side by '3'.
r = 12 + -3s

Simplifying
r = 12 + -3s

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