kingchef0312 kingchef0312
  • 10-12-2019
  • Mathematics
contestada

1. 2x = 2 - 9
21y = 4 - 6x

Respuesta :

khalid477
khalid477 khalid477
  • 31-12-2019

2x=2-9

21y=4-6x

2x=-7

6x=4-21y

x=-7/2

6(-7/2)=4-21y

-21=4-21y

-21-4=-21y

-25=-21y

y=-25/-21

:.y=1 4/21.

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