SOLUTION: 4b+2b-5b= (5y2-4y)+(2y2+6y-9)= the twos after they's are squared

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Question 115127: 4b+2b-5b=
(5y2-4y)+(2y2+6y-9)=
the twos after they's are squared
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
#1

4b%2B2b-5b Start with the given expression

%284b%2B2b-5b%29 Group like terms

b Combine like terms


#2

%285y%5E2-4y%29%2B%282y%5E2%2B6y-9%29 Start with the given expression

%285y%5E2%2B2y%5E2%29%2B%28-4y%2B6y%29%2B%28-9%29 Group like terms

7y%5E2%2B2y-9 Combine like terms