Algebra Examples

$(- 7 z^{2} + 3 z^{4} + 7) + (- 5 z - 9 z^{4})$

Step 1

Remove parentheses.

$- 7 z^{2} + 3 z^{4} + 7 - 5 z - 9 z^{4}$

Step 2

Subtract $9 z^{4}$ from $3 z^{4}$ .

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

Step 3

Simplify the expression.

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Step 3.1

Move $7$ .

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

Step 3.2

Reorder $- 7 z^{2}$ and $- 6 z^{4}$ .

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

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

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