Question

c. 30 - [18 - {14 - (15 - 42 2)}​

Answer 1

Step-by-step explanation:

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30 - [18 - {14 - (15 - 42)}]

= 30 - [18 - {14 - (-27)]

= 30 - [18 - {14 + 27}]

= 30 - [18 - {41}]

= 30 - [18 - 41]

= 30 - [-23]

= 30 + 23

= 53

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Answer 2

Answer:

30-[18-{14-(15-422)}]

30-[18-{14-(-407)}]

30-[18-{14+408)}]

30-[18-422)}]

30+404

=434