Algebra Examples

$- 5 < x + 2 < 9$

Step 1

Subtract $2$ from each section of the inequality because it does not contain the variable we are trying to solve for.

$- 5 - 2 < x < 9 - 2$

Step 2

Subtract $2$ from $- 5$ .

$- 7 < x < 9 - 2$

Step 3

Subtract $2$ from $9$ .

$- 7 < x < 7$

Step 4