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Popolare Word Problems >

Kevin is 3 years older than Daniel. Two years ago Kevin was 4 times as old as Daniel. Let k be Kevin

Soluzione

Ke v in i s 3 ye a rs o l d er t han D ani e l . Tw o ye a rs a g o Ke v in w a s 4 t im es a s o l d a s D ani e l . L e t k b e Ke v in

Soluzione

Kevin^{'} s age is : 6

Daniel^{'} s age is : 3

Fasi della soluzione

Translate the problem into an equation:

x - 2 = 4 (x - 3 - 2)

Risolvi per

x, x - 2 = 4 (x - 3 - 2) : x = 6

Trova age

Kevin^{'} s age is : 6

Daniel^{'} s age is : 3

Esempi popolari

the larger of two number is 15 more than three times the smaller number. If the sum of the two numbers is 63, find the numbers the sum of three consecutive odd integers is 225. what are the integers the sum of three consecutive integers is 60. find the integers.Tom is 6 years older than his brother Jerry. The sum of their ages is 62.How old is Jerry?bob is 7 years older than jay. in 5 years the sum of their ages will be 53. how old is bob now?