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Mathematics 8 Online
OpenStudy (anonymous):

Just help with simple fractions!

OpenStudy (anonymous):

\[\frac{ 7x+7 }{ 3 }= 5-\frac{ x+2 }{ 7 }\]

OpenStudy (anonymous):

My question is when you multiple 7 to both sides do you multiply the 5 as well?

OpenStudy (anonymous):

Woops that 7x+7 is x+1 my mad.

OpenStudy (anonymous):

Yea but when you multiply 7 to get rid of the fraction do you just multiple the left side or include the 5?

OpenStudy (anonymous):

I would suggest isolating the fractions

OpenStudy (compassionate):

Why even multiply 7? Cut the nonsense and just cross multiply.

OpenStudy (anonymous):

So (7x+7)/3 + (x+2)/7

OpenStudy (anonymous):

Make the denominators equal

OpenStudy (anonymous):

Didnt know u could cross multiply if they were on opposite sides

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