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16-12-2016
Mathematics

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Your brother is 1/5 your age. Your sister is 9 years older than your brother. Your sister is 11 years old. Write and solve an equation to find your age a. Let me know asap

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charstar charstar

16-12-2016

brother=b
b+9=11
b=2
2=1/5a
10=a
a=10

The answer is 10

Hope this helps :)

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