Question

find the distance between a and b on the number line below.
distance:

Explanation:

Step1: Identify values of A and B

Point A is at $-7$, Point B is at $1$.

Step2: Calculate absolute difference

Distance = $|1 - (-7)| = |1 + 7|$

Step3: Compute final distance

$|8| = 8$

Answer:

8