Basic Math Examples

$x - 4 < - 9$ or $x + 4 > 6$

Step 1

Move all terms not containing $x$ to the right side of the inequality.

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Step 1.1

Add $4$ to both sides of the inequality.

$x < - 9 + 4$ or $x + 4 > 6$

Step 1.2

Add $- 9$ and $4$ .

$x < - 5$ or $x + 4 > 6$

Step 2

Move all terms not containing $x$ to the right side of the inequality.

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Step 2.1

Subtract $4$ from both sides of the inequality.

$x < - 5$ or $x > 6 - 4$

Step 2.2

Subtract $4$ from $6$ .

$x < - 5$ or $x > 2$

Step 3

The result can be shown in multiple forms.

Inequality Form:

$x < - 5 or x > 2$

Interval Notation:

$(- \infty, - 5) \cup (2, \infty)$

Step 4