Piano lessons cost $15 what expression could be used to find the cost in dollars of 5 lessons

Alawn mower manufacturer incurs a total of 34,816 in overhead costs and 388 per lawn mower in production costs. how many lawn mowers were manufactured if the average cost of productions is 660

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. after tax the total is 45.99. what percentage of the subtotal is the total?