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Popolare Word Problems >

the sum of the ages of Nicole and Kristin is 32. In 2 years, Nicole will be three times as old as Kristin. How old are they now

Soluzione

t h e s u m o f t h e a g es o f N i co l e an d Kr i s t in i s 32. I n 2 ye a rs, N i co l e w i ll b e t h ree t im es a s o l d a s Kr i s t in . Ho w o l d a re t h ey n o w

Soluzione

Nicole^{'} s age is : 25

Kristin^{'} s age is : 7

Fasi della soluzione

Translate the problem into an equation:

x + 2 = 3 (32 - x + 2)

Risolvi per

x, x + 2 = 3 (32 - x + 2) : x = 25

Trova age

Nicole^{'} s age is : 25

Kristin^{'} s age is : 7

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