Posted by Allison A on Monday, November 28, 2011 at 4:41pm.
Subtract simplify by collecting like radical terms 2square root symbol 50 2 squareroot symbol 2.

math  Steve, Monday, November 28, 2011 at 5:02pm
2√50  2√2
2√25√2  2√2
10√2  2√2
8√2