Derek is deciding what to wear to school. he has a green shirt, a purple shirt, and a red shirt, and he has beige, gray, and blue pants. he also has sandals, running shoes, and boots, and yellow and gray socks. if he can wear any color shirt, any pair of pants, any pair of shoes, and any color socks, how many different combinations can derek pick?

wholesale price is the initial price before markup. retail price comes after the markup.

a price of 8 bucks that's marked up by 100%   is

formula: initial price + (percent markup in fraction/decimal)(initial price)

8+(1)(8)

8+8

16

retail price is $16.

step-by-step explanation:

we are given

since, we have to isolate x on anyone side

so, we can move all x terms on one side

subtract both sides by 2x

add both sides by 9

divide both sides by 4

we get