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kap26 [50]
3 years ago
5

21 times what equals 7?​

Mathematics
1 answer:
omeli [17]3 years ago
4 0

21*x= 7

Trying to find x

21*x= 21x

21x= 7

divide by 21 for both sides

21/21x= 7/21

cross out 21 and 21, divide by 21 . Then 1*1*x= x

x= 1/3

Answer : 21*1/3= 7

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49 more than the quotient of an unknown number and 12 is 53. What is the value of the unknown number?
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