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andreyandreev [35.5K]
4 years ago
6

Please work this out!!

Mathematics
2 answers:
balandron [24]4 years ago
4 0

Work backwards

x*5-3 = 42

x*5 = 45

x = 9

scoundrel [369]4 years ago
3 0
The input is 9
Because
42+3=45/5=9
To prove its right
9*5=45-3=42
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