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18y-9=-8
We simplify the equation to the form, which is simple to understand
18y-9=-8
We move all terms containing y to the left and all other terms to the right.
+18y=-8+9
We simplify left and right side of the equation.
+18y=+1
We divide both sides of the equation by 18 to get y.
y=0.0555555555556
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