The function $y=-0.1x+0.5$ represents the percent $y$ (in decimal form) of battery power remaining $x$ hours after you turn on a laptop computer. a. identify and interpret the x-intercept. the x-intercept is 5, which indicates that the battery has 5 hours left when you turn on the laptop. the x-intercept is 0, which indicates that the battery power is at 0% when you turn on the laptop. the x-intercept is 0.5, which indicates that the battery has 0.5 hour left when you turn on the laptop. the x-intercept is 0.5, which indicates that the battery power is at 50% when you turn on the laptop. the x-intercept is 5, which indicates that the battery power is at 5% when you turn on the laptop. question 2 b. identify and interpret the y-intercept. the y-intercept is 5, which indicates that the battery has 5 hours left when you turn on the laptop. the y-intercept is 0.5, which indicates that the battery power is at 50% when you turn on the laptop. the y-intercept is −0.1, which indicates that the power decreases by 10% per hour. the y-intercept is 0.1, which indicates that the battery power is at 10% when you turn on the laptop. the y-intercept is 0.5, which indicates that the battery has 0.5 hour left when you turn on the laptop.