Question

simplify the following:-

1.24-{12-(121÷11×3)+5}

2.4of{(12×5+3-4)÷4

3.5-[8-{16+(21×3-6-3)}]

4.3a-2b+15a2÷5a+4c-2a

5.8-[8-{8-(8-8-8)}]


please solve it fast
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Answer 1

Answer:

sorry for the first time in the UK