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13-10-2020
Mathematics

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anselmo's brother is 9 times as old as Anselmo. In 6 years, his brother will only be 3 times as old as Anselmo. How old is each boy?

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shanelzheng240 shanelzheng240

13-10-2020

Let A be Anselmo's age and B be his brother's.

B = 9A

B + 6 = 3(A + 6)

9A + 6 = 3A + 18

6A = 12

A = 2

B = 18

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