1. Math
2. Algebra
3. hi there i am having trouble with these following questions...

# Question: hi there i am having trouble with these following questions...

###### Question details

Hi there,

I am having trouble with these following questions below.

1. $\sqrt{5}+\sqrt{45}-3\sqrt{20}$

2.  $2\sqrt{3}×5\sqrt{12}$

I look forward to hearing from you.

Kind regards,

Samantha