SOLUTION: X^2+10x+y+20=0

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Question 928920: X^2+10x+y+20=0
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
y=-x%5E2-10x-20
y=-%28x%5E2%2B10x%29-20
y=-%28x%5E2%2B10x%2B25%29-20%2B25
y=-%28x%2B5%29%5E2%2B5
Now the parabola is in vertex form.
Vertex (-5,5)
Opens downwards.
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graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C-x%5E2-10x-20%29