gcarnegi gcarnegi

17-05-2017
Mathematics

contestada

Kevin is 3 years older than Daniel. Two years ago, Kevin was 4 times as old as Daniel.

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nonyabiz nonyabiz

17-05-2017

What am I supposed to be answering here?? How old Daniel is, or how old Kevin is?

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ilyannisanchez ilyannisanchez

17-05-2017

we have 3 + d - 2 = 4d - 8;
then - d + 1 = 4d - 8;
9 = 3d:
d = 3.
Finally, k = 6 years.

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