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 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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