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OpenStudy (anonymous):
What are two numbers that when multiplied is -84 and when added is 5?
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OpenStudy (inkyvoyd):
ab=-84 a+b=5
OpenStudy (inkyvoyd):
why don't we use substitution? rewrite the the second equation. ab=-84 b=5-a
OpenStudy (unklerhaukus):
a=5-b (5-b)b=-84
OpenStudy (inkyvoyd):
trololol
OpenStudy (anonymous):
trolling is not appreciated. I'm actually really confused >_<
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OpenStudy (unklerhaukus):
\[(5-b)b=-84\] \[5b-b^2+84=0\]
OpenStudy (anonymous):
WHAT
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