the slope is -6/5. This is because it goes down 6, and then to the right for 5. You can also use the slope formula to solve this.
8x^2 - 16x - 15 = 0
x = [ -(-16) +/- sqrt((-16)^2 - 4*8*-15) / ] 2*8
= 2.696, -0.696

so 1.25 is the right answer not sure tho
Answer:
B is the answer for this question. :)
Step-by-step explanation: