3 2 7 Horatio is solving the equation -4+5 20 1 2. Which equations represent possible ways to begin solving for x? 3 Check all that apply. 7 1 X + 20 4 7 LOT 0}x=20 0---20 1 2 3 3 4 - 4 2 0--- 3 1 4 20 1 2

Which of the following is a function? a.) {(-2, -4/5), (-1,-,,-1)} b.) {(-2,,1/,3/,1)} c.) {(-22)} d.) {(-21)}

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36

If (x) = 3х - 2 and g(x) = 2х+ 1, find (f- g)(x). оа. х- з ов. 3-х ос. 5x - 1 od. 5x - з