Tyree rented a bike for a $4 fee, plus $9 per hour. Tyree spent exactly $31.What is the total number of hours that Tyree rented the bike ?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Guys i need ! graded assignment grade 8 checkpoint 2, part 2 answer the questions below. when you are finished, submit this assignment to your teacher by the due date for full credit. total score: of 9 points (score for question 1: of 4 points) 1. the cost of renting a car for a day is $0.50 per mile plus a $15 flat fee. (a) write an equation to represent this relationship. let x be the number of miles driven and y be the total cost for the day. (b) what does the graph of this equation form on a coordinate plane? explain. (c) what is the slope and the y-intercept of the graph of the relationship? explain.

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?