SOLUTION: Solve by the elimination method. 3x - 9y = 4 3x - 9y = 5 Is the answer 1??

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Question 143902: Solve by the elimination method.
3x - 9y = 4
3x - 9y = 5
Is the answer 1??

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!


Start with the given system of equations:






Multiply the second equation (both sides) by




Distribute and multiply





Now add the equations together. In order to add 2 equations, group like terms and combine them



Combine like terms and simplify



Notice how the x terms cancel out



Simplify


Since this equation is never true regardless of what x or y is, there are no solutions. So this system is inconsistent.

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