Pre-Algebra Examples

$(- 4 y^{3} - 5 y + 16) + (4 y^{2} - y + 9)$

Step 1

Remove parentheses.

$- 4 y^{3} - 5 y + 16 + 4 y^{2} - y + 9$

Step 2

Subtract $y$ from $- 5 y$ .

$- 4 y^{3} - 6 y + 16 + 4 y^{2} + 9$

Step 3

Add $16$ and $9$ .

$- 4 y^{3} - 6 y + 4 y^{2} + 25$

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