kianadiaz03kd kianadiaz03kd

21-06-2017
Mathematics

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-2x + 3y = 15
10x - 11y = 9
Solve the system if the equation

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reneechen reneechen

21-06-2017

Multiply the first equation by 5, and you can get -10x + 15y = 75
Add the two equations together, and get 4y = 84, so y = 21
-2x + 21 x 3 = 15, so -2x = -48, and x = 24
The answer is x = 24, y = 21

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