Which of the following linear functions are invertible and has symmetry about the origin? Select all that apply. a(x) = 4x-5 b(x)= 2(1/2x + 15) - 10 c(x) = 3/4(4/3x+8)+x-6 d(x) = 9x f(x) =- 15

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ