SOLUTION: Kei is twice as old as Mira. In three years, the sum of their ages will be four times as much as Kei’s age 6 years ago. How old is Mira?
Algebra ->
Customizable Word Problem Solvers
-> Age
-> SOLUTION: Kei is twice as old as Mira. In three years, the sum of their ages will be four times as much as Kei’s age 6 years ago. How old is Mira?
Log On
Question 949416: Kei is twice as old as Mira. In three years, the sum of their ages will be four times as much as Kei’s age 6 years ago. How old is Mira? Answer by MathLover1(20849) (Show Source):
You can put this solution on YOUR website! let's say Kei is years old and Mira is years old
if Kei is twice as old as Mira, then we have:
......eq.1
In three years, they will be and years old
the sum of their ages will be
four times as much as Kei’s age years ago,
so, the sum is:
......eq.2
substitute from eq.1
......eq.2....solve for
Mira is years old.
and Kei is years old
