Ralph L. answered 11/27/13
Tutor
4.5
(2)
Algebra I, II, Visual Basic, Beginning C++ tutor
13r 7r - 11
---------- - ---------
6r + 11 6r + 11
13r - 7r + 11
---------------
6r + 11
6r + 11
--------- = 1
6r + 11