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受欢迎的 Word Problems >

bill and eric are 4 years apart and bill is the older of the two. if the sum of their ages is 28 how old is bill and how old is eric

解答

bi ll an d er i c a re 4 ye a rs a p a r t an d bi ll i s t h e o l d er o f t h e tw o . i f t h e s u m o f t h e i r a g es i s 28 h o w o l d i s bi ll an d h o w o l d i s er i c

解答

Eric^{'} s age is : 24

Bill^{'} s age is : 4

求解步骤

Translate the problem into an equation:

4 + x = 28

求解

x, 4 + x = 28 : x = 24

找到 age

Eric^{'} s age is : 24

Bill^{'} s age is : 4

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