Question 16 (1 point) Solve the equation 7+6 - = graphically. O x - 3 O x =4 O x= - Question 17 (1 point) Match each equation to the single function that can be used to solve it graphically. v * +4 1=9 1. y= . * +4 - x-9 X x*+4 2. - X= 9 -X+4 -x+9 x3+4 3. = x-9 y= _ -+x-9 X x* +4 4. -+x=-9 _*+4 + +9 X Question 18 (1 point) The graph of the system of functions is given below. Which equation can be solved by finding the x-coordinates of the points of intersection? Of=1 x-1 O *+1=- 7+ 1 O *= - 1 * + x-1=1 X- 1