Wes rode his bike 30 miles in 3 hours. what was his average rate of speed? 0.3 mph 10 mph 30 mph 90 mph

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

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.

What is always true when two whole numbers are subtracted?