Graph -3(r-4)>=0

$- 3 (r - 4) \geq 0$

Divide each term in $- 3 (r - 4) \geq 0$ by $- 3$ and simplify.

Divide each term in $- 3 (r - 4) \geq 0$ by $- 3$ . When multiplying or dividing both sides of an inequality by a negative value, flip the direction of the inequality sign.

$\frac{- 3 (r - 4)}{- 3} \leq \frac{0}{- 3}$

Simplify the left side.

Cancel the common factor of $- 3$ .

Cancel the common factor.

$\frac{- 3 (r - 4)}{- 3} \leq \frac{0}{- 3}$

Divide $r - 4$ by $1$ .

$r - 4 \leq \frac{0}{- 3}$

Simplify the right side.

Divide $0$ by $- 3$ .

$r - 4 \leq 0$

Add $4$ to both sides of the inequality.

$r \leq 4$

Graph -3(r-4)>=0

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