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受欢迎的 Word Problems >

Aaron is 5 years younger than Ron. Four years later, Ron will be twice as old as Aaron. Find their present ages.

解答

A a ro n i s 5 ye a rs yo u n g er t han R o n . F o u r ye a rs l a t er, R o n w i ll b e tw i ce a s o l d a s A a ro n . F in d t h e i r p rese n t a g es .

解答

Aaron^{'} s age is : 1

Ron^{'} s age is : 6

求解步骤

Translate the problem into an equation:

x + 5 + 4 = 2 (x + 4)

求解

x, x + 5 + 4 = 2 (x + 4) : x = 1

找到 age

Aaron^{'} s age is : 1

Ron^{'} s age is : 6

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