TheKingsMinion TheKingsMinion

22-01-2017
Mathematics

contestada

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

How old is Kevin now?

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Аноним Аноним

22-01-2017

Let k and d be the Kevin's age and the Daniel's age;
We have the equation:
k = 3 + d;
k - 2 = 4( d - 2 );
We have 3 + d - 2 = 4d - 8;
Then, d + 1 = 4d - 8;
9 = 3d;
d = 3.
Finally, k = 6 years.

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mahkijackson13 mahkijackson13

01-04-2020

Answer:Kevin is 6 years old

Step-by-step explanation:

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