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Mathematics 13 Online
OpenStudy (anonymous):

Factor out the greatest common factor. 5a(a + 3b) + 4(a+ 3b)

OpenStudy (anonymous):

5a^2+15ab+4a+12b

OpenStudy (anonymous):

Then factor

OpenStudy (anonymous):

how do u factor

OpenStudy (anonymous):

(5a +4)(a+3b)

OpenStudy (anonymous):

5a^2+4a becomes a(5a+4) then 15ab+12b becomes 3b(5a+4) Then we take out the (5a+4) so we get (5a+4)(a+3b)

OpenStudy (anonymous):

ty

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