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Popolare Word Problems >

Jonathan is now three times as old as his son.twelve years ago he was six times as old as his son. Find the age of each

Soluzione

J o na t han i s n o w t h ree t im es a s o l d a s hi s so n . tw e l v e ye a rs a g o h e w a s s i x t im es a s o l d a s hi s so n . F in d t h e a g e o f e a c h

Soluzione

Son^{'} s age is : 20

Jonathan^{'} s age is : 60

Fasi della soluzione

Translate the problem into an equation:

3 x - 12 = 6 (x - 12)

Risolvi per

x, 3 x - 12 = 6 (x - 12) : x = 20

Trova age

Son^{'} s age is : 20

Jonathan^{'} s age is : 60

Esempi popolari

A man is 22 years older than his son. In 8 years, the sum of their ages will be 102. How old is the father now A mother is currently 10 times older than her son. In 4 years time, she will be 7 times older than her son. Use sostituzione to find answer.21.Pamela is 14 years younger than Jiri. The sum of their ages is 30. What is Jiri's age?Nabria’s age is 8 years less than 5 times her brother’s age. Nabria’s age is 10 minus her brother’s age. How old is Nabria?Kevin is 3 times as old as Daniel. 4 years ago, Kevin was 5 times as old as Daniel.How old is Daniel now?