Which technique is most appropriate to use to solve each equation. (x+3) (x+2)=0

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5