50 – [20 + {30 – (20 – 5)}]
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Answered by
6
Answer:
50 – [20 + {30 – (20 – 5)}]
= 50 – [20 + {30 – (15)}]
= 50 – [20 + {15}]
= 50 – [35]
= 15
Answered by
0
Answer:
50-[20+{30-15}]
50-[20+25]
50-45
5
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