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25-11-2020
Mathematics

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3(5a-b) - 2(3a-b) answer step by step

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aryajbond aryajbond

25-11-2020

Answer:

9a-b

Step-by-step explanation:

1) 3 (5a - b) - 2 (3a - b)

15a - 3b - 2 (3a - b)

2) 15a - 3b - 2 (3a - b)

15a - 3b - 6a + 2b

3) 15a - 3b - 6a + 2b

9a - 3b + 2b

4) 9a + 3b + 2b

9a - b

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