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Sladkaya [172]
3 years ago
13

Fred works as an

Mathematics
1 answer:
OLEGan [10]3 years ago
7 0

Step-by-step explanation:

so he already down 20 ft so he ascends (goes up) 9 feet, so hes at 11 feet right now. then he descends 12 (goes down) feet so hes at 23 feet. lastly he ascends 15 feet (goes up) more. so the answer is 8

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