Algebra Examples

$(- 7 - 2 \sqrt{5}) + (6 + 8 \sqrt{5})$

Step 1

Simplify the expression.

Tap for more steps...

Step 1.1

Remove parentheses.

$- 7 - 2 \sqrt{5} + 6 + 8 \sqrt{5}$

Step 1.2

Add $- 7$ and $6$ .

$- 1 - 2 \sqrt{5} + 8 \sqrt{5}$

$- 1 - 2 \sqrt{5} + 8 \sqrt{5}$

Step 2

Add $- 2 \sqrt{5}$ and $8 \sqrt{5}$ .

$- 1 + 6 \sqrt{5}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$- 1 + 6 \sqrt{5}$

Decimal Form:

$12.41640786 \dots$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$