To subtract \(7\sqrt{5} - 4\sqrt{5}\), you combine the like terms:
\[ 7\sqrt{5} - 4\sqrt{5} = (7 - 4)\sqrt{5} = 3\sqrt{5} \]
So, the result is \(3\sqrt{5}\).
1 answer
To subtract \(7\sqrt{5} - 4\sqrt{5}\), you combine the like terms:
\[ 7\sqrt{5} - 4\sqrt{5} = (7 - 4)\sqrt{5} = 3\sqrt{5} \]
So, the result is \(3\sqrt{5}\).