Which property is illustrated? 15 + (5 + 7) = (15 + 5) + 7
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What is the sum of these mixed numbers 2 1/8 + 4 3/8

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 value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?