Check transactions have decreased every year since 2000. Hypothesize what the graph for check transactions will look like by the year 2030.

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.

What percent of 18 is 24? and plz explain thx.

What is r i 4.5+10r=-6.5 with work pls