SOLUTION: 2a(a – 5) + 4(a – 5) how do I work this expression out to simplest form.

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Question 713052: 2a(a – 5) + 4(a – 5) how do I work this expression out to simplest form.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
2a^2-10a+4a-20=
2a^2-6a-20