SOLUTION: Anton is 4 times as old as patrick. in 10 years' time Anton will be twice as old as patrick. what is Anton's age?

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Question 1162444: Anton is 4 times as old as patrick. in 10 years' time Anton will be twice as old as patrick. what is Anton's age?
Answer by ikleyn(52790) About Me  (Show Source):
You can put this solution on YOUR website!
.

x - Patrick's age

4x Anton's age


In 10 years


    2*(x + 10) = 4x+10


Simplify and solve


    2x + 20 = 4x + 10

    20 - 10 = 4x - 2x

    10      = 2x

     x      = 10/2 = 5.


ANSWER.  Patrick is 5 years old.  Anton is 20 years old.

Solved.

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There is a bunch of lessons on age word problems
    - Age problems and their solutions
    - A fresh formulation of a traditional age problem
    - Really intricate age word problems
    - Selected age word problems from the archive
    - Age problems for mental solution
    - Miscellaneous age problems
in this site.

Read them and become an expert in solving age problems.

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    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic "Age word problems".


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