Mary says the pen for her horse is an acute right triangle . is this in possible. explain

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.