Find an equation of the line that (
a. has y-intercept of -8 and (
b. is parallel to the line 1x−4y=−8. write your answer in the form y=mx+
b.

What is the correlation coefficient for the data? don't forget to turn the diagnoisticon (in the catalog menu of the calculator). r = answer (round to the nearest thousandth)

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?