2r-9s=-11

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Solution for 2r-9s=-11 equation: 


Simplifying
2r + -9s = -11

Solving
2r + -9s = -11

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.
2r + -9s + 9s = -11 + 9s

Combine like terms: -9s + 9s = 0
2r + 0 = -11 + 9s
2r = -11 + 9s

Divide each side by '2'.
r = -5.5 + 4.5s

Simplifying
r = -5.5 + 4.5s

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