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04-02-2020
Mathematics

contestada

What is
2x-y=14
2x+y= -2

Respuesta :

kosala1478 kosala1478

04-02-2020

Step-by-step explanation:

2x-y=14-------(1)

2x+y= -2------(2)

(1) +(2)

2x-y+2x+y=14+(-2)

4x = 12

x = 3

so from------ (1)

2x -(3) = 14

2x = 17

x = 17/2

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