Subtract 5a – 7ab + 4b from
12a – 9ab + 5b .
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Answer:
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Answer: 7a – 2ab – 9b
Step-by-step explanation:
12a – 9ab + 5b – (5a – 7ab + 4b)
= 12a – 9ab + 5b – 5a + 7ab - 4b
= 12a – 5a – 9ab + 7ab – 5b – 4b
= 7a – 2ab – 9b
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