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Popolare Word Problems >

Chris is 19 years older than Shelley. Five years ago, the sum of their ages was 129. How old are they now?

Soluzione

C h r i s i s 19 ye a rs o l d er t han S h e ll ey . F i v e ye a rs a g o, t h e s u m o f t h e i r a g es w a s 129. Ho w o l d a re t h ey n o w ?

Soluzione

Chris^{'} s age is : 79

Shelley^{'} s age is : 60

Fasi della soluzione

Translate the problem into an equation:

x - 5 + x - 19 - 5 = 129

Risolvi per

x, x - 5 + x - 19 - 5 = 129 : x = 79

Trova age

Chris^{'} s age is : 79

Shelley^{'} s age is : 60

Esempi popolari

Six times the sum of a number and 15 is-42 Three years ago, Tina was three times as old as George. Now, Tina is twice as old as George. How old are Tina and George currently?what number is 15% of 60 Five times the sum of a number and 4 is-15 The sum of three times a first number and twice a second number is 42 . If the second number is subtracted from twice the first number, the result is 14 . Find the first number.