SOLUTION: The ages of 3 children in our family total 32 years . I am twice as old as my sister and my brother is 2 years older than I am .How old am I

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Question 1183972: The ages of 3 children in our family total 32 years . I am twice as old as my sister and my brother is 2 years older than I am .How old am I
Found 2 solutions by ikleyn, josgarithmetic:
Answer by ikleyn(52785) About Me  (Show Source):
You can put this solution on YOUR website!
.
The ages of 3 children in our family total 32 years .
I am twice as old as my sister and my brother is 2 years older than I am .How old am I
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Let x = your age.

The syster age is  x%2F2  years;  the brother's age is (x+2).


An equation for the total age is


    x + x%2F2 + (x+2) = 32,

or

    2x + x + 2(x+2) = 64

    5x + 4 = 64

    5x     = 64 - 4 = 60.

     x              = 60/5 = 12 years.    ANSWER

Solved.



Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
I               2x
sister           x
brother         2x+2
TOTAL           32

2x%2Bx%2B%282x%2B2%29=32
-
2x%2Bx%2B2x%2B2=32
5x=30
x=6
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I=highlight%282x=highlight%2812%29%29