SOLUTION: solve the following system of equations. x+7y=9 x=4-7y

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Question 813074: solve the following system of equations.
x+7y=9
x=4-7y
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
solve the following system of equations.
x+7y=9
x=4-7y --> x+7y = 4
----------------
x+7y = 9
x+7y = 4
--------------- Subtract
0 = 5
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It's inconsistent ---> no solution
If you graph the equations, you get parallel lines.
No intersection, no solution