SOLUTION: Can someone help me find the solution of this system using the substition method? 3x + 7y = 5 -4x +y = 14

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Question 457123: Can someone help me find the solution of this system using the substition method?
3x + 7y = 5
-4x +y = 14
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
3x + 7y = 5
-4x +y = 14
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-4x +y = 14
--> y = 4x + 14
Sub for y in the 1st equation