-3 (w-3) - 9w - 9 = 4(w+2) - 12

HEL​

Alaptop computer is purchased for $1350 . after each year, the resale value decreases by 30% . what will the resale value be after 5 years?

The function g(x) is defined as shown. x-1, -2 g(x) = 2x+3, -1 6-x, x23

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.