The linear function m=50-8b represents the amount m (in dollars) of money that you have after buying b books. Select all of the values that are in the domain of the function.

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

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