balindawmcdotlzzo
balindawmcdotlzzo balindawmcdotlzzo
  • 03-08-2017
  • Mathematics
contestada

One integer is 7​ times another. If the product of the two integers is 28, then find the integers

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percypercy168otvzio
percypercy168otvzio percypercy168otvzio
  • 03-08-2017
14 and 2, 2*7= 14 and 14*2=28
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choixongdong
choixongdong choixongdong
  • 03-08-2017
x = 7y
xy = 28 so x = 28/y

7y = 28/y
7y^2 = 28
y^2 = 4
y = 2

x = 7y = 7*2 = 14
answer
integers are 2 and 14

double check
 14 * 2 = 28
14 = 7(2) = 14


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