Algebra Examples

$- 2 n - (9 - 10 n)$

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

$- 2 n - 1 \cdot 9 - (- 10 n)$

Step 1.2

Multiply $- 1$ by $9$ .

$- 2 n - 9 - (- 10 n)$

Step 1.3

Multiply $- 10$ by $- 1$ .

$- 2 n - 9 + 10 n$

$- 2 n - 9 + 10 n$

Step 2

Add $- 2 n$ and $10 n$ .

$8 n - 9$

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