Math, asked by AliAbdullah42, 21 days ago

3{a-2(b-a-b)}
The answer should be 9a-12b

Answers

Answered by riddhigarg12

1

Answer:

9a-12b

Step-by-step explanation:

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

3a-6×3b-3a-3b

9a-6×3b+3b

9a-6+6b

=9a-12b

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