Answer:
x ≤ 15
Step-by-step explanation
b) Given the inequality expression
x - 13 ≤ 2
Add 13 to both sides
x - 13 + 13 ≤ 2 + 13
x ≤ 15
Plotting this on a number line;
The circle is shaded because of the equal to present and the arrow move towards the left since it is less than sign