Pré-álgebra Exemplos

$2 x + 1$ , $3 x + 9$

Etapa 1

Some as expressões.

$2 x + 1 + 3 x + 9$

Etapa 2

Some $2 x$ e $3 x$ .

$5 x + 1 + 9$

Etapa 3

Some $1$ e $9$ .

$5 x + 10$

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