Kim is 3 years older than marley. The sum of marleys age and twice Kims age is 63. Which equations can be used to determine marleys age?

What is the difference between the number of adult dogs at the park on monday and tuesday

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?