Solve the Inequality for r 9>-r

$9 > - r$

Rewrite so $r$ is on the left side of the inequality.

$- r < 9$

Divide each term in $- r < 9$ by $- 1$ and simplify.

Divide each term in $- r < 9$ by $- 1$ . When multiplying or dividing both sides of an inequality by a negative value, flip the direction of the inequality sign.

$\frac{- r}{- 1} > \frac{9}{- 1}$

Simplify the left side.

Dividing two negative values results in a positive value.

$\frac{r}{1} > \frac{9}{- 1}$

Divide $r$ by $1$ .

$r > \frac{9}{- 1}$

Simplify the right side.

Divide $9$ by $- 1$ .

$r > - 9$

The result can be shown in multiple forms.

Inequality Form:

$r > - 9$

Interval Notation:

$(- 9, \infty)$

Solve the Inequality for r 9>-r

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