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11-09-2019
Mathematics

contestada

Solve the system using substitution.
1-3x - y=-12
1 x-3y = 14

Respuesta :

laibakamran21 laibakamran21

13-09-2019

Step-by-step explanation:

x=14+3y

1-3 (14+3y)=14

1-42-9y=14

-9y=14-1+42

-9y=55

y=55÷-9

y=-6.111

x=14+3 (-6.111)

x=-4.333

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