Basic Math Examples

$4 t^{2} - t - 7 + (5 t^{2} - 6 t + 2)$

Step 1

Remove parentheses.

$4 t^{2} - t - 7 + 5 t^{2} - 6 t + 2$

Step 2

Add $4 t^{2}$ and $5 t^{2}$ .

$9 t^{2} - t - 7 - 6 t + 2$

Step 3

Subtract $6 t$ from $- t$ .

$9 t^{2} - 7 t - 7 + 2$

Step 4

Add $- 7$ and $2$ .

$9 t^{2} - 7 t - 5$

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