Graph -3x>=21

$- 3 x \geq 21$

Step 1

Divide each term in $- 3 x \geq 21$ by $- 3$ . When multiplying or dividing both sides of an inequality by a negative value, flip the direction of the inequality sign.

$\frac{- 3 x}{- 3} \leq \frac{21}{- 3}$

Step 2

Simplify the left side.

Cancel the common factor of $- 3$ .

Cancel the common factor.

$\frac{- 3 x}{- 3} \leq \frac{21}{- 3}$

Divide $x$ by $1$ .

$x \leq \frac{21}{- 3}$

Step 3

Simplify the right side.

Divide $21$ by $- 3$ .

$x \leq - 7$

Step 4

Graph -3x>=21

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