Question

Add. Make sure answer is in simplest form . Identify LCD .
Please show work or explain to me how to do this .Thank you !
3x 4x
---------- + ----------
x^2+3x x^2+3x

Answer 1

take x common in denominator

Answer 2

Okay and Do what with X ?

Answer 3

cancel of x

Answer 4

first thing to do is add them as denominators are same then take x outside and cancel

Answer 5

Like this :
3x+4x
------------
x^2+3x

Answer 6

yep

Answer 7

Then it becomes :
7x
-----
x^2+3x

Answer 8

Do i combine the denominators ?

Answer 9

no just take x common x(x+3)

Answer 10

so it becomes

7x/x(x+3) now cancel of x
you get

7/(x+3) done !

Answer 11

Thanks

Answer 12

yw :)