-8r+18s=-4

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Solution for -8r+18s=-4 equation: 


Simplifying
-8r + 18s = -4

Solving
-8r + 18s = -4

Solving for variable 'r'.

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

Add '-18s' to each side of the equation.
-8r + 18s + -18s = -4 + -18s

Combine like terms: 18s + -18s = 0
-8r + 0 = -4 + -18s
-8r = -4 + -18s

Divide each side by '-8'.
r = 0.5 + 2.25s

Simplifying
r = 0.5 + 2.25s

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