Simplify each expression. State any excluded values.
x^2 + 6x + 9 / 5x + 15

I have trouble simplifying expressions. I don't know where to start. Help!

Question

Simplify each expression. State any excluded values.
x^2 + 6x + 9 / 5x + 15

I have trouble simplifying expressions.  I don't know where to start. Help!

campbell_st · Answer

well look at factoring the numerator and denominator

$$\frac{(x + 3)^2}{5(x + 3)}$$

so you need to look at the value you can exclude in the denominator 

its found by solving 

x + 3 = 0

anonymous · Answer

The top part would be
$${ x + 9 }$$
right? So, what's the other?

luigi0210 · Answer

x+9?

anonymous · Answer

Are you questioning my answer or..?
I really don't understand.

luigi0210 · Answer

what is the x+9 for?

anonymous · Answer

Well, 3^2 is 9 right?