oxcdf oxcdf
  • 14-07-2021
  • Mathematics
contestada

How many solutions will each system of equations have? y=-2x+5 and 2x + y = -7

Respuesta :

drmallery drmallery
  • 14-07-2021

Answer:

no solution

Step-by-step explanation:

Y=-2x + 5 equation 1

2x + y = -7 equation 2

2x + (-2x+5)=-7 substitute y value from equation 1 into equation 2

2x + -2x + 5 = -7

0 +5=-7

5=-7

no solution

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