SOLUTION: Solving for the lonely "y" What is 3x - 9y = -15

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Question 352490: Solving for the lonely "y" What is 3x - 9y = -15
Answer by jim_thompson5910(35256) About Me  (Show Source):
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3x-9y=-15 Start with the given equation.


-9y=-15-3x Subtract 3x from both sides.


-9y=-3x-15 Rearrange the terms.


y=%28-3x-15%29%2F%28-9%29 Divide both sides by -9 to isolate y.


y=%28%28-3%29%2F%28-9%29%29x%2B%28-15%29%2F%28-9%29 Break up the fraction.


y=%281%2F3%29x%2B5%2F3 Reduce.


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