Finite Math Examples

$| - 7 x - 7 | > - 21$

Step 1

Since $| - 7 x - 7 |$ is always positive and $- 21$ is negative, $| - 7 x - 7 |$ is always greater than $- 21$ so the inequality is always true for any value of $x$ .

All real numbers

Step 2

The result can be shown in multiple forms.

All real numbers

Interval Notation:

$(- \infty, \infty)$