What is the solution of the system use substituion 3x-4y=9 - 3x+2y=9

Wayne is going to paint the side of the house shown in the diagram. What is the area that will be painted? Explain how you found your answer.

Tarun James Marcus and Yahya like to collect keychains and they have an average of 68 keychains. Tarun has 78 keychains. James has half as many keychains as Marcus.

2. A savings account is started with an initial deposit of $600. The account earns 2.1 % interest compounded annually. (a) Write an equation to represent the amount of money in the account as a function of time in years.

If sin x = 0.3, what is the value of cos x

Pascal wants to ride his bike to and from school three days a week. His house is 2.58 km from his school. How many meters will he ride in 7 weeks?

Using grouping, factor f (x) = 4x2 + 4x - 3. You must show your work to receive credit A. f (x) = (2x + 3) (2x - 1) B. f (x) = (2x - 3) (2x - 1) C. f (x) = (2x + 3) (2x + D. f (x) = (2x - - 3) (2x + 1)

Three pounds of sugar costs 15 dollars how many pounds can you buy with 45 dollars

Derivative of f (x) = 2x (x3 + 6)

maria cuts 56.5 inches from a ball of yarn that is 192 inches long. How much yarn is left on the ball?

42/40 in simplest form