SOLUTION: Anna's mother will in 12yrs be three times as old as she was 20yrs ago, how old is Anna's mother now
Algebra.Com
Question 846202: Anna's mother will in 12yrs be three times as old as she was 20yrs ago, how old is Anna's mother now
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
Anna's mother will in 12yrs be three times as old as she was 20yrs ago, how old is Anna's mother now
:
m + 12 = 3(m-20)
m + 12 = 3m - 60
12 + 60 = 3m - m
72 = 2m
m = 36 yr now
:
:
Check this
36 + 12 = 3(36-20)
48 = 3(16)
RELATED QUESTIONS
In 12 years Anna 's mother will be three times as old as she was 20 years ago. What age... (answered by jorel1380)
Anna is 12 years old, and her mother is three times as old as Anna. How many years ago... (answered by stanbon)
Please help me solve this word problem. Anna is 12 years old, and her mother is three... (answered by mohanraj04)
Enenche's mother is now two times as old as enenche.Five years ago she was three times as (answered by mananth,josgarithmetic)
anna is three times as old mica now,but in three years time she will only be twice as... (answered by math_helper)
six years ago,anna is twice as old as brita. six years hence, brita will be as old as... (answered by ankor@dixie-net.com)
Ben's mother is 22 years older than Ben. In five years she will be three times as old as... (answered by ikleyn,josgarithmetic)
Anna made the following announcement:
In 7 years, I will be half my mother's age.... (answered by stanbon,nerdybill)
A mother is now 3 times added as her daughter. In 4 years the mother will be 4 times s... (answered by lwsshak3)