Please help, no one helps me because of the low points. T-T
Think about how you can use absolute value notation to express the distance between two points on a coordinate graph. For each pair of points below, find the distance between the given points and express your work using absolute value symbols. Explain OR show your work.

a. (4, 9) and ( –5, 9)
b. (7, –1) and (7, –4)
c. (0, 9) and (0, –7)
d. (4, –8) and (–10, –8)