Posted by **HM** on Sunday, October 2, 2011 at 9:28am.

Could you show me how to do

5z/7 - 5z/8 = 1

The answer is 56/7

But how did they get it ?

Thursday

March 23, 2017
Posted by **HM** on Sunday, October 2, 2011 at 9:28am.

Could you show me how to do

5z/7 - 5z/8 = 1

The answer is 56/7

But how did they get it ?

Search