Math, asked by umarr5046, 17 days ago

5a-3 [3a-(4-7a)]+4(a-3)

Answers

Answered by devanandhaonline

0

5a-3(3a-4+7a)+4a-12

5a-9a+12-21a+4a-12

9a-9a+12-12-21a

-21a

Answer is -21a

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