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How do you solve? Help?

How do you solve? Help?
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How do you solve? Help?

How do you solve? Help?-example-1
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User Lazaros Kosmidis
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8.1k points

1 Answer

2 votes
Plug in a -20 wherever you see a b
(-20)^2 +4*-20-89/13
400 + -80-89/13
400 - 169/13
400-13
=387

Hope this helps
answered
User Adi Inbar
by
8.6k points
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