Pre-Algebra Examples

$28 x^{3} + 70^{2} - 56 x - 140$

Step 1

Raise $70$ to the power of $2$ .

$28 x^{3} + 4900 - 56 x - 140$

Step 2

Subtract $140$ from $4900$ .

$28 x^{3} - 56 x + 4760$

Step 3

Factor $28$ out of $28 x^{3} - 56 x + 4760$ .

Tap for more steps...

Step 3.1

Factor $28$ out of $28 x^{3}$ .

$28 (x^{3}) - 56 x + 4760$

Step 3.2

Factor $28$ out of $- 56 x$ .

$28 (x^{3}) + 28 (- 2 x) + 4760$

Step 3.3

Factor $28$ out of $4760$ .

$28 x^{3} + 28 (- 2 x) + 28 \cdot 170$

Step 3.4

Factor $28$ out of $28 x^{3} + 28 (- 2 x)$ .

$28 (x^{3} - 2 x) + 28 \cdot 170$

Step 3.5

Factor $28$ out of $28 (x^{3} - 2 x) + 28 \cdot 170$ .

$28 (x^{3} - 2 x + 170)$