Pré-álgebra Exemplos

$c = \frac{400 + 15 n}{n}$

Etapa 1

Fatore $5$ de $400$ .

$c = \frac{5 (80) + 15 n}{n}$

Etapa 2

Fatore $5$ de $15 n$ .

$c = \frac{5 (80) + 5 (3 n)}{n}$

Etapa 3

Fatore $5$ de $5 (80) + 5 (3 n)$ .

$c = \frac{5 (80 + 3 n)}{n}$

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