SOLUTION: Hi! How do I solve a system of linear equation whose lines are x=4 2x+6y=2 I don't understand how to solve this because line 1 is no longer an equation. Hope to hear from you

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Question 434637: Hi! How do I solve a system of linear equation whose lines are
x=4
2x+6y=2
I don't understand how to solve this because line 1 is no longer an equation.
Hope to hear from you soon. Thank you!
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Solve:
x+=+4 A vertical line passing through the points (4, ?)
2x%2B6y+=+2 Substitute x = 4 and solve for y.
2%284%29%2B6y+=+2
8%2B6y+=+2
6y+=+-6
y+=+-1
The solution is (4, -1)