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Popolare Word Problems >

Christine is 41 years old and her daughter is 9. In how many years will Christine will be three times as old as her daughter?

Soluzione

C h r i s t in e i s 41 ye a rs o l d an d h er d a ug h t er i s 9. I n h o w man y ye a rs w i ll C h r i s t in e w i ll b e t h ree t im es a s o l d a s h er d a ug h t er ?

Soluzione

Number of years from now : 7

Fasi della soluzione

Translate the problem into an equation:

3 (9 + x) = 41 + x

Risolvi per

x, 3 (9 + x) = 41 + x : x = 7

Number of years from now : 7

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