Hi

Assume it was: 3x-8y = -1

given: 3x-8y = -1 and -5x + 8y = 7, solve for x and y 

 3x - 8y = -1

-5x + 8y = 7

  -2x = 6

    x = -3   and  y = -1      (-9 - 8y = -1,  -8y = 8,  y = -1)

Ordered pair ( -3, -1) the solution for this System

CHECKING our Answer***

-5x + 8y = 7

 15 - 8 = 7

   

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