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14-04-2020
Mathematics

contestada

-2x-y=-22
2x – 6у =-20
System of elimination

Respuesta :

Аноним Аноним

14-04-2020

Answer:

(8,6)

Step-by-step explanation:

Solve by elimination!

-2x-y=-22

2x-6y=-20

cross out, and merge!

-7y=-42

y = 6

Plugin y in one equation (I choose the easy one XD)

-2x-6=-22

-2x=-16

x = 8

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