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SOLUTION: 3b^2-30b=6b-60
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Question 245981
:
3b^2-30b=6b-60
Answer by
richwmiller(15954)
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3b^2-30b=6b-60
subract6b from both sides
3b^2-36b=-60
add 60 to both sides
3b^2-36b+60=0
divide both sides by 3
b^2-12b+20=0
factor
(b-2)(b-10)=0
b=2
b=10