SOLUTION: what is the factor by grouping 3a^2+4a-2b(3a+4)

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Question 133030This question is from textbook algebra 1
: what is the factor by grouping 3a^2+4a-2b(3a+4) This question is from textbook algebra 1

Answer by oscargut(2103) About Me  (Show Source):
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3a^2+4a-2b(3a+4)=a(3a+4)-2b(3a+4)=(a-2b)(3a+4)