SOLUTION: Determine whether (-2,3) is the solution of both the equations y-2x=7 and 2x+y=1.

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Question 628325: Determine whether (-2,3) is the solution of both the equations y-2x=7 and 2x+y=1.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Determine whether ordered pair(x,y): (-2,3) is the solution of both the equations 

y-2x=7  Sustituting x and y:  highlight%283%29- 2·highlight%28-2%29+=+3%2B4=7  

2x+y=1  Sustituting x and y: 2·highlight%28-2%29+highlight%283%29=+-4+%2B+3=1