Pre-Algebra Examples

$(x - y) - (- x + y)$

Step 1

Apply the distributive property.

$x - y - - x - y$

Step 2

Multiply $- - x$ .

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Step 2.1

Multiply $- 1$ by $- 1$ .

$x - y + 1 x - y$

Step 2.2

Multiply $x$ by $1$ .

$x - y + x - y$

$x - y + x - y$

Step 3

Add $x$ and $x$ .

$2 x - y - y$

Step 4

Subtract $y$ from $- y$ .

$2 x - 2 y$

Step 5

Factor $2$ out of $2 x - 2 y$ .

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Step 5.1

Factor $2$ out of $2 x$ .

$2 (x) - 2 y$

Step 5.2

Factor $2$ out of $- 2 y$ .

$2 (x) + 2 (- y)$

Step 5.3

Factor $2$ out of $2 (x) + 2 (- y)$ .

$2 (x - y)$

$2 (x - y)$

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