Eric is 8 years older than michele. Kayla is 2 times older than michele. If michele’s age is represented by x, create an expression that represents the total age of all three girls

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

Explain how you can show five less than a number using an algebraic expression

The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?