What is the original expression of 3x^2 + 4x + 5

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.

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If a line is defined by the equation y = 5x + 2, what is the slope?