sherividourek71 sherividourek71
  • 12-06-2020
  • Mathematics
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What is the solution to the system of equations? {−2x+5y=−163x−4y=17

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ABDERRAMAN
ABDERRAMAN ABDERRAMAN
  • 12-06-2020

Step-by-step explanation:

-2x + 5y = -16  (3) =       -6x + 15y = -48

3x -  4y  = 17  (2)          6x -   8y  =   34

                                            7y =     -14

y= -14/7 = 2

-2x + 5(2) = -16

-2x + 10 = -16

x= -16 - 10/2 = 13

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