Which amount is larger and by how much? a positive number a or the same number a decreased by 50% and then increased by 50% of the result?

The pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is find the pressure exerted when the temperature of the gas is 380 degrees f show work for the

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.