How do you factor #2p q + 2p + 9q + 9#?

1 Answer
Richard G.
Jan 24, 2018

#(2p+9)(q+1)#

Explanation:

Factor the first two expressions; both contain #2p#

#2p(q+1) #

Then factor the last two expressions; both contain #9#

#9(q+1)#

Both of these contain #q+1#, so that is one of the factors.
The remaining parts are #2p+9# which is the other factor.

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