mryas2009 mryas2009

11-04-2020
Mathematics

contestada

x+y=-10
X-Y=2
If x+y=-10 and x-y=2, what is the value of x?

Respuesta :

amna04352 amna04352

17-04-2020

Answer:

x = -4

Step-by-step explanation:

x+y = -10

x-y = 2

Add the 2 equations:

2x = -8

x = -4

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