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Expand and simplify:. . (3a – 2)(4a + 5). . A.. 12a2 + 23a + 10. . B.. 12a2 – 10. . C.. 12a2 – 7a – 10. . D.. 12a2 + 7a – 11

Expand and simplify:. . (3a – 2)(4a + 5). . A.. 12a2 + 23a + 10. . B.. 12a2 – 10. . C.. 12a2 – 7a – 10. . D.. 12a2 + 7a – 11
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Expand and simplify:. . (3a – 2)(4a + 5). . A.. 12a2 + 23a + 10. . B.. 12a2 – 10. . C.. 12a2 – 7a – 10. . D.. 12a2 + 7a – 11

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User Kgilpin
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2 Answers

4 votes
(3a - 2)(4a + 5) = 12a^2 + 15a - 8a -10 = 12a^2 + 7a - 10


answered
User Gorjanz
by
7.7k points
4 votes
(3a – 2)(4a + 5)
3a (4a + 5) - 2 (4a + 5)
12a^2 +15a-8a-10
12a^2-7a-10
answered
User Fthomson
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7.5k points
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