Find the slope of the line through (4,1) and (6,3)

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.

Which of the following is the result of expanding

0if x and y vary inversely and y=6 as x=7, what is the constant of variation?