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Mathematics 7 Online
OpenStudy (anonymous):

Help! what does x equal? 7^x-9 over 9 =18

OpenStudy (anonymous):

like |dw:1379357569204:dw| ?

OpenStudy (anonymous):

Yes! That's what it looks like!

OpenStudy (anonymous):

you need to solve for x right

OpenStudy (anonymous):

well the first step would be to simplify everything down as much as possible.

OpenStudy (anonymous):

do you know what the first couple steps would be then?

OpenStudy (anonymous):

divide by 9?

OpenStudy (anonymous):

close, multiply each side by 9 you always want to do the opposite

OpenStudy (anonymous):

like, if you have a 9 in the denominator, multiply by 9 to get rid of it likewise, if you have a 9 in the numerator, divide by 9 to get rid of it

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