Rachel is a stunt driver, and she's escaping from a building that is about to explode! The variable d models Rachel's distance from her exit (in meters) t seconds after the cameras began recording the stunt. d = -38t + 220. How long is the distance Rachel has to drive?

idk bring the function back   im not smart

step-by-step explanation:

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.