SOLUTION: I need help with Determining where the two lines meet... y=2x y=-x-9?

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Question 383286: I need help with Determining where the two lines meet...
y=2x
y=-x-9?
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
Solve the equations simultaneously, by substitution:
2x = -x - 9;
3x = -9;
x = -3. Then y = 2*-3 = -6. Therefore the two lines meet at the point (-3, -6).