How do you graph \frac{k}{-14} \le 1k141 on a number line?

1 Answer
Jun 26, 2018

Shown below

Explanation:

Multiply by -14 14 to isolate kk But when you multiply by a negative numbers, the inequality sign swaps round

=> color(red)(k >= -14 k14

By multiplying both sides of the inequality

Drawing the number line below

Use full circle at -14 14 as -14 14 is included, then draw the line to all the numbers greater than -1414 , i.e. the ones above like below

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