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人気のある Word Problems >

Pat is 20 years older than his son James. In two years, Pat will be twice as old as James. how old will james in 2 years

解

P a t i s 20 ye a rs o l d er t han hi s so n J am es . I n tw o ye a rs, P a t w i ll b e tw i ce a s o l d a s J am es . h o w o l d w i ll jam es in 2 ye a rs

解

James^{'} s age is : 18

解答ステップ

Translate the problem into an equation:

x + 2 = 2 (x - 20 + 2)

x

を解く

x + 2 = 2 (x - 20 + 2) : x = 38

発見する James's age

: 18

James^{'} s age is : 18

人気の例

A coins is tossed 7 times. What is the probability 3 heads?2200 dollars is placed in an account with an annual interest rate of 6.5%. To the nearest year, how long will it take for the account value to reach 14100 dollars?A number is 30 less than its square. Find the number Kevin is 6 years older than Timothy, but 4 years ago Kevin was twice as old as Timothy, how old is kevin right now 7 plus a number.