3r+s=10

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Solution for 3r+s=10 equation: 


Simplifying
3r + s = 10

Solving
3r + s = 10

Solving for variable 'r'.

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

Add '-1s' to each side of the equation.
3r + s + -1s = 10 + -1s

Combine like terms: s + -1s = 0
3r + 0 = 10 + -1s
3r = 10 + -1s

Divide each side by '3'.
r = 3.333333333 + -0.3333333333s

Simplifying
r = 3.333333333 + -0.3333333333s

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