Basic Math Examples

$- (- r - 4 - 9 p)$

Step 1

Apply the distributive property.

$- - r - - 4 - (- 9 p)$

Step 2

Simplify.

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Step 2.1

Multiply $- - r$ .

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Step 2.1.1

Multiply $- 1$ by $- 1$ .

$1 r - - 4 - (- 9 p)$

Step 2.1.2

Multiply $r$ by $1$ .

$r - - 4 - (- 9 p)$

$r - - 4 - (- 9 p)$

Step 2.2

Multiply $- 1$ by $- 4$ .

$r + 4 - (- 9 p)$

Step 2.3

Multiply $- 9$ by $- 1$ .

$r + 4 + 9 p$

$r + 4 + 9 p$

Step 3

Move $4$ .

$r + 9 p + 4$

Step 4

Reorder $r$ and $9 p$ .

$9 p + r + 4$

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