Algebra Examples

$- 3 x - 9 + 15 x$

Step 1

Add $- 3 x$ and $15 x$ .

$12 x - 9$

Step 2

Factor $3$ out of $12 x - 9$ .

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Step 2.1

Factor $3$ out of $12 x$ .

$3 (4 x) - 9$

Step 2.2

Factor $3$ out of $- 9$ .

$3 (4 x) + 3 (- 3)$

Step 2.3

Factor $3$ out of $3 (4 x) + 3 (- 3)$ .

$3 (4 x - 3)$

$3 (4 x - 3)$

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