r+r+r=s

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Solution for r+r+r=s equation: 


Simplifying
r + r + r = s

Combine like terms: r + r = 2r
2r + r = s

Combine like terms: 2r + r = 3r
3r = s

Solving
3r = s

Solving for variable 'r'.

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

Divide each side by '3'.
r = 0.3333333333s

Simplifying
r = 0.3333333333s

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