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ash1993
ash1993 ash1993
  • 03-08-2016
  • Mathematics
Answered

Find an ordered pair x,y 4x-y=5

Verified Answer :

Anonymous Anonymous
  • 03-08-2016

y=2X-5 and 4X-Y=7

Putting the value of Y in 2nd equation:

4x-2x+5=7

2x=7-5

2x=2

OR,x=2/2=1

 

putting the value of x in equation 1:

y=2x-5

y=2*1-5

y=2-5

y=-3

 

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