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Phổ biến 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

Lời Giải

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

Lời Giải

Eric^{'} s age is : 24

Bill^{'} s age is : 4

Các bước giải pháp

Translate the problem into an equation:

4 + x = 28

Giải

x, 4 + x = 28 : x = 24

Tìm age

Eric^{'} s age is : 24

Bill^{'} s age is : 4

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