01-10-2017
Mathematics

contestada

Write using algebra.
If Jim is x years old now, and his sister is twice as old, how old was his sister 7 years ago?

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ballet01dbow2ryv ballet01dbow2ryv

01-10-2017

I think his sister would be 7, 7 years ago but I'm not sure

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EuniceJEJO EuniceJEJO

01-10-2017

The answer is 2x-7

And this needs to be 20 characters (so don't mind this)

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