Identify the property that justifies each step asked about in the answer area below. Line 1:
(-9x + 8) + 7x
Line 2:
(8+(-9x)) + 7x
Line 3:
8+(-9x + 7x)
Line 4:
8+(-23)
Line 1 to Line 2:
Line 2 to Line 3:

What are the critical values that correspond to a 95% confidence level and a sample size of 93? a. 65.647, 118.136 b. 59.196, 128.299 c. 57.143, 106.629 d. 69.196, 113.145

Restrictions on f(x) = 1/x+5 and g(x) = x-2

Mr switzer needs to buy new 1-foot tiles to cover his bathroom floor. the floor is 12 feet long and 8 feet wide. each square foot of tile will cost $1.79. in dollars what will be the total cost of the tiles he needs to buy.