What is the length of the line segment that is graphed from (3, 1) to (8, 1)?

a.
4 units

b.
5 units

c.
8 units

d.
9 units

Hi my sisters and brothers can tell me the answer because i don’t understand the question

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21

How many solutions does the nonlinear system of equations graphed below have?