-20r+20s=-12

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Solution for -20r+20s=-12 equation: 


Simplifying
-20r + 20s = -12

Solving
-20r + 20s = -12

Solving for variable 'r'.

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

Add '-20s' to each side of the equation.
-20r + 20s + -20s = -12 + -20s

Combine like terms: 20s + -20s = 0
-20r + 0 = -12 + -20s
-20r = -12 + -20s

Divide each side by '-20'.
r = 0.6 + s

Simplifying
r = 0.6 + s

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