need a refresher
solve the equations by graphing
3x+y=15
4x+5y=9

need a refresher
solve the equations by graphing
3x+y=15
4x+5y=9

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To solve by graphing means graph each equation and see where they intersect.

Do you know how to graph these?

multiply first by 4 and second by 3 and subtract to eliminate x

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