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Mathematics 17 Online
OpenStudy (anonymous):

How do I solve this? 2x+10y=80 2x-5y=5 I still need help!! is the answer x is 7 and y is 5?

OpenStudy (saifoo.khan):

Nope, it's x = 15, y = 5

OpenStudy (anonymous):

How did you get 15

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