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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

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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