subtract -3ac-a²+6ab from 5a(a-2b-c)
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Question:
5a(a-2b-c) - (-3ac-a²+6ab)
Answer:
2a(3a-8b-c)
Step-by-step explanation:
5a(a-2b-c) - (-3ac-a²+6ab)
= 5a²-10ab-5ac + 3ac+a²-6ab
= (5a²+a²) + (-10ab-6ab) + (-5ac+3ac)
= 6a² + (-16ab) + (-2ac)
= 6a² - 16ab -2ac
= 2a(3a-8b-c)
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