SOLUTION: y=-|x-3|-4, y=|x-3|4, y=-2|x+3|-4, y=2|x+3|-4 which graphs open up and which ones open down? What are my steps to answer the question?

SOLUTION: y=-|x-3|-4, y=|x-3|4, y=-2|x+3|-4, y=2|x+3|-4 which graphs open up and which ones open down? What are my steps to answer the question?

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Question 702444: y=-|x-3|-4, y=|x-3|4, y=-2|x+3|-4, y=2|x+3|-4 which graphs open up and which ones open down? What are my steps to answer the question?
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
opens up if the sign on the absolute value is positive
y=-|x-3|-4, opens down
y=|x-3|4, opens up
y=-2|x+3|-4, opens down
y=2|x+3|-4, opens up
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