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y=1/2x x+2y=8

 Dec 2, 2016
 #1
avatar+225 
0

16/1/2

 Dec 2, 2016
 #2
avatar+165 
0

what is the question exactly?

 Dec 2, 2016
 #3
avatar+37153 
0

Use y=1/2x and substitute into the second equation

x + 2(1/2x) = 8

x + x  = 8

2x = 8

x = 4

 

then y = 1/2x = 1/2(4) = 2

 Dec 2, 2016
 #4
avatar+12530 
0

y=1/2x x+2y=8

laugh

 Dec 2, 2016
 #5
avatar+165 
0

oh, I see it now

 Dec 2, 2016
 #6
avatar+12530 
0

y=1/2x x+2y=8

 

laugh

 Dec 2, 2016

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