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Mathematics 7 Online
OpenStudy (anonymous):

Find the LCD that would eliminate the fractions in this equation. 3a/7+2/3=7/9

OpenStudy (anonymous):

Why did you delete the answer!

Parth (parthkohli):

LCD of 3,7,9

OpenStudy (anonymous):

What would i write for something online then?

Parth (parthkohli):

What is 3 * 7 * 9?

OpenStudy (anonymous):

189

OpenStudy (stormfire1):

wolfram steered me wrong...yep, 189.

OpenStudy (stormfire1):

Wait...no it didn't. The LCM is 63

Parth (parthkohli):

Well, basically, you can even eliminate fractions by taking the LCD of the LHS, i.e 7 * 9, but not appropriate according to the question

Parth (parthkohli):

But, we see that 7 * 9 can eliminate which is given, so 63.

Parth (parthkohli):

Yes @stormfire1

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