Which equations are related equations to x + 4 = 15? Select each correct answer x=15 - 4 4= 15 - x (H) x = 15 + 4 cm x + 4 = 15

Out of the 180 students at a summer camp, 72 signed up for canoeing. there were 23 students who signed up for trekking, and 13 of those students also signed up for canoeing. use a two-way table to organize the information and answer the following question: approximately what percentage of students signed up for neither canoeing nor trekking? 72% 40% 54% 98%