2. {(5,2), (-3, 4), (5, -6), (8, 0)}
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Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

Can someone me do math because i am having a breakdown rn because i don’t get it

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%