Simplify square root of 11+8 square root of 7-2 square root of 7-6 square root of 11

$\sqrt{11} + 8 \sqrt{7} - 2 \sqrt{7} - 6 \sqrt{11}$

Subtract $6 \sqrt{11}$ from $\sqrt{11}$ .

$- 5 \sqrt{11} + 8 \sqrt{7} - 2 \sqrt{7}$

Subtract $2 \sqrt{7}$ from $8 \sqrt{7}$ .

$- 5 \sqrt{11} + 6 \sqrt{7}$

The result can be shown in multiple forms.

Exact Form:

$- 5 \sqrt{11} + 6 \sqrt{7}$

Decimal Form:

$- 0.70861608 \dots$