Which expression is equivalent to 21 - (-5)? O A. -21 + 5
O B. 21 + 5
O C. -21 - 5
O D. 21 - 5

its not b

step-by-step explanation:

(2,20) means that the 2 is 2 hours and 20 is 20$. so there both 20$ for 2 hours only the same price. like it says. so, the dunk tank and the bounce house are the same price (20$) for the same amount of time (2 hours).

hope i