annewhite995911 annewhite995911
  • 19-07-2021
  • Mathematics
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Solve the system using substitution. x+y=-2 and x-y=-8

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wangjing2312
wangjing2312 wangjing2312
  • 19-07-2021

Answer:

1) x+y=-2

x=-2-y

2) x-y=-8

substitude value of x

(-2-y)-y=-8

-2-2y=-8

-2y=-6

y=3

Substitute value of y in 1

x=-2-3

x=-5

Brainliest please~

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