xXSlothMasterXx xXSlothMasterXx
  • 20-01-2017
  • Mathematics
contestada

-2x -3y = 8
-2x + 4y = 22

2x 3y 8 2x 4y 22 class=

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babykhena66
babykhena66 babykhena66
  • 20-01-2017
Do you need any explanation? but this is the answer x=−7 and y=2
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Аноним Аноним
  • 20-01-2017
-2x + 4y = 22
-2x - 3y = 8

Subtract 2nd from 1st equation, 
7y = 14
y = 14/7 = 2

Substitute it in 1st equation, 
-2x + 4(2) = 22
-2x = 22 - 8
x = -14/2
x = -7

In short, Your Answer would be (-7, 2)

Hope this helps!
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