Basic Math Examples

$6 x + 9 x (4) - 21 z$

Step 1

Multiply $9 x$ by $4$ .

$6 x + 9 x \cdot 4 - 21 z$

Step 2

Factor $3$ out of $6 x + 9 x \cdot 4 - 21 z$ .

Tap for more steps...

Step 2.1

Factor $3$ out of $6 x$ .

$3 (2 x) + 9 x \cdot 4 - 21 z$

Step 2.2

Factor $3$ out of $9 x \cdot 4$ .

$3 (2 x) + 3 (3 x \cdot 4) - 21 z$

Step 2.3

Factor $3$ out of $- 21 z$ .

$3 (2 x) + 3 (3 x \cdot 4) + 3 (- 7 z)$

Step 2.4

Factor $3$ out of $3 (2 x) + 3 (3 x \cdot 4)$ .

$3 (2 x + 3 x \cdot 4) + 3 (- 7 z)$

Step 2.5

Factor $3$ out of $3 (2 x + 3 x \cdot 4) + 3 (- 7 z)$ .

$3 (2 x + 3 x \cdot 4 - 7 z)$

$3 (2 x + 3 x \cdot 4 - 7 z)$

Step 3

Multiply $4$ by $3$ .

$3 (2 x + 12 x - 7 z)$

Step 4

Add $2 x$ and $12 x$ .

$3 (14 x - 7 z)$

Step 5

Factor.

Tap for more steps...

Step 5.1

Factor $7$ out of $14 x - 7 z$ .

Tap for more steps...

Step 5.1.1

Factor $7$ out of $14 x$ .

$3 (7 (2 x) - 7 z)$

Step 5.1.2

Factor $7$ out of $- 7 z$ .

$3 (7 (2 x) + 7 (- z))$

Step 5.1.3

Factor $7$ out of $7 (2 x) + 7 (- z)$ .

$3 (7 (2 x - z))$

$3 (7 (2 x - z))$

Step 5.2

Remove unnecessary parentheses.

$3 \cdot 7 (2 x - z)$

$3 \cdot 7 (2 x - z)$

Step 6

Multiply $3$ by $7$ .

$21 (2 x - z)$

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