Aused car dealership buys a car for $2600 and then sells it for $4300. what is the percent increase

When only separate discreet points are graphed it is called?

3x + 4y = 5 x- 3y = -7 solve by substitution

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school. each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220