Factor to find the zeros of the function defined by the quadratic expression. 16x2 − 240x + 896 a) x = 7 or x = 8 b) x = 7 or x = −8 c) x = −7 or x = 8 d) x = −7 or x = −8

15 point ! ~ see if you know the answer to both you!

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.