Name the property shown by each statement.
1. 1 * (a+3) = a+3
2. (ab) c = c (ab)
3. m (nr) = (mn) r
4. 2p + (3q+2) = (2p +3q) + 2
5. 2t * 0 = 0
6. 0+ 2s = 2s
for 46

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

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.

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?