Pre-Algebra Examples

$- (1 - 5 n) - 7 n$

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

$- 1 \cdot 1 - (- 5 n) - 7 n$

Step 1.2

Multiply $- 1$ by $1$ .

$- 1 - (- 5 n) - 7 n$

Step 1.3

Multiply $- 5$ by $- 1$ .

$- 1 + 5 n - 7 n$

$- 1 + 5 n - 7 n$

Step 2

Subtract $7 n$ from $5 n$ .

$- 1 - 2 n$

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