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Matthew is half as old as Alan. If the sum of their ages is 54,find their ages.

解答

Matthew is half as old as Alan. If the sum of their ages is 54, find their ages.

解答

Alan^{'} s age is : 36

Matthew^{'} s age is : 18

求解步骤

Translate the problem into an equation:

\frac{1}{2} x + x = 54

求解

x, \frac{1}{2} x + x = 54 : x = 36

找到 age

Alan^{'} s age is : 36

Matthew^{'} s age is : 18

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