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Mathematics 11 Online
OpenStudy (anonymous):

what is -4(9a-b)+3(5a+2b)

OpenStudy (eric_d):

use the same method that I've told you in the previous question @bailey_fikes

OpenStudy (eric_d):

first, expand

OpenStudy (eric_d):

then combine like terms and unlike terms @bailey_fikes

OpenStudy (eric_d):

Try now @bailey_fikes

OpenStudy (eric_d):

Are you there @bailey_fikes

OpenStudy (eric_d):

|dw:1410530342238:dw|

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