Question?
Subtract: $\sqrt{5}-7 \sqrt{5}$ Cannot be subtracted $-6 \sqrt{5}$ 0

Studdy Solution
Subtract the coefficients of the like terms:
The expression $\sqrt{5} - 7\sqrt{5}$ can be rewritten by factoring out the common radical part:
$$(1 - 7)\sqrt{5}$$
Calculate the subtraction of the coefficients:
$$1 - 7 = -6$$
So, the expression becomes:
$$-6\sqrt{5}$$
The result of the subtraction is:
$$\boxed{-6\sqrt{5}}$$