vivi1944 vivi1944
  • 09-09-2019
  • Mathematics
contestada

5x-6y=3
7y=2x+8
Help me out please

Respuesta :

wolf1728
wolf1728 wolf1728
  • 10-09-2019

Answer:

A) 5x-6y=3

B) 7y=2x+8

B) -2x + 7y = 8  then multiplying "B" by 2.5

B) -5x +17.5y = 20  then adding this to A

A) 5x -6y = 3

11.5y = 23

y = 2

x = 3

Step-by-step explanation:

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