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Mathematics 8 Online
OpenStudy (anonymous):

Find x if f(x) = 2x + 7 and f(x) = -1.

OpenStudy (anonymous):

no @yummydum you are wrong! as f(x)=-1 put -1 in place of f(x) in the first equation -1=2x+7 simplify to find x

OpenStudy (anonymous):

oh sorry yea...working with my eyes closed lol thanks for catching that @ArslanQureshi ! :)

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