Derek buys a 2230 car with a 580 trade in how much extra money does he pay?

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?

Ahmed plans to add a rectangular sunroom to his house. the sunroom will have a length of 14 feet and a width of 10 feet, and the construction will cost $40 per square foot. how much more would the sunroom cost if it’s width were increased to 12 feet?