D because the y-intercept is at -5 like shown in the equation, and the slope equals to 1, and I do believe that the bold line means that it is less than or equal to, just like the equation says.
Step-by-step explanation:
Average between these no.s =
approx
Answer:
15
Cross multiply to get 25x = 375
Divide each side by 25 to get x = 15