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Yuki888 [10]
3 years ago
7

Find the missing number in the proportion.

Mathematics
1 answer:
Soloha48 [4]3 years ago
8 0

Answer: 7

Step-by-step explanation: Cross multiply, so 15 times x and 21 times 5. 21 times 5 is 105 then you divide by 15 which gives you 7.

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