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受欢迎的 Word Problems >

A mother’s age is five more than four times her daughter’s age. If their combined age is 45 years, find the ages of the mother and her daughter.

解答

A m o t h er ’ s a g e i s f i v e m ore t han f o u r t im es h er d a ug h t er ’ s a g e . I f t h e i r co mbin e d a g e i s 45 ye a rs, f in d t h e a g es o f t h e m o t h er an d h er d a ug h t er .

解答

Daughter^{'} s age is : 8

Mother^{'} s age is : 37

求解步骤

Translate the problem into an equation:

5 + 4 x + x = 45

求解

x, 5 + 4 x + x = 45 : x = 8

找到 age

Daughter^{'} s age is : 8

Mother^{'} s age is : 37

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