1) Joshua uses the escalator in the shopping mall to get to the ground floor from the underground garage. Which of the following transformations describes Joshua’s movement while standing on the escalator?

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

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

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?