drgreen3556 drgreen3556

27-08-2014
Mathematics

Answered

what does a variable allow you to do that you couldn't do before

Verified Answer :

TaylorBayley TaylorBayley

27-08-2014

For example x^2=25
Without x the expression wouldn't exist, it allows you to calculate unknowns for example in a physics experiment using v=u+at

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