The slope is y= 2x+5 because you use the formula y =mx+b
105$
Because she drove 5 miles which is 60$ then the truck was 45$ so 45$ + 65$ = 105$
Eddie is correct about his prediction. A coin has two sides, one head, one tail, so there is a 50% chance that it will land heads every time Eddie flips the coin. I would tell Eddie that his prediction is reasonable and mathematically correct.