12-03-2017
Mathematics

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system of equations -5x+y=16 6x+y=-17

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12-03-2017

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-/ -5x+y=16

5x-y= -16

6x+y= -17

5x-y+6x+y= -16-17

11x= -33

x= -3

6. (-3)+y= -17

-18+y= -17

y= 1

(-3,1)

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