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10-01-2018
Mathematics

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How do I solve this problem

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MANNYCARRILLO6 MANNYCARRILLO6

10-01-2018

-2(5x+y)=9
10x-7y=-18

-10x-2y=-18 10 x cancel
10x-7y=-18

-9y=-36
y=4

5x+y=9
plug in y and get x and done

5x+4=9
x=1

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