SOLUTION: Subtract and write in simplest form:
2 - 4
-------- ----------
a^2+a-12 a+4
Can anyone please explain this problem to me so I can figure out how to
Algebra.Com
Question 65484: Subtract and write in simplest form:
2 - 4
-------- ----------
a^2+a-12 a+4
Can anyone please explain this problem to me so I can figure out how to understand the concepts and how one gets the actual answer. Love your help, thanks
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Subtract and write in simplest form:
2 - 4
-------- ----------
a^2+a-12 a+4
==========================
[2/(a+4)(a-3)]-[4/(a+4)]
---------
lcd=(a+4)(a-3)
------------
=[2/lcd]-[4(a-3)/lcd]
--------
=[2-4a+12]/lcd
=[-4a+14]/(a+4)(a-3)
Cheers,
Stan H.
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