Cheryl used 40% of her money to buy a dress and 1/5 of the remainder to buy a pair of shoes. she then donated $60 to charity and had $132 left how much money did cheryl have at first?

7x+8y=-18, 4x-9y=-3 solve the system of equations

Which phrase generalizes the specific terminology bolded in the text?

Out of the 150 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?