Question

x-8 =5y 8y-25=7x

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Answer 1

Respuesta:

x= -7

y= -3

Explicación paso a paso:

x-5y=8

7x-8y=-25

-7x+35y=-56

7x-8y=-25

27y= -81

y = -81/27

y = -3

x-5y=8

x-5(-3)=8

x+15=8

x=8-15

x= -7