chellb0979 chellb0979

27-12-2016
Mathematics

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An integer is 2 less than twice another. If the product of the two integers is 220, then find the integers

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Аноним Аноним

27-12-2016

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27-12-2016

the 2 integers are x and 2x-2
x(2x-2)=220
x(x-1)=110
x = 11 or -10
2x-2 = 20 or -22
so the integers could be 11 and 20 or -10 and -22

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