Solve each system:

80x+60y=85

100x-40y=20

Solve for x in the equation x^2-4x-9=29? x=2 + / - squareroot 42 x=2+/-squareroot 33 x=2+/-squareroot 34 x=4+/-squareroot 42

Gerry is looking to buy a new car and finds one she likes for $1,000. The dealership is currently offering 15% off. How much money will Gerry save if she buys the car? Select one: A. $15 B. $985 C. $850 D. $150

Value of x, - 5x-15>10+20x

You are going to sell lemonade this summer. You paid a total of $10 for lemons and sugar. You spent $0.10 on each cup. You plan to charge $0.50 for each cup sold. How many cups must you sell to break even?

Add 5 and 14, triple the sum and then add 4/5

Sam built a fence that was 54 / text { feet}54 feet54, start text, space, f, e, e, t, end text long. She built the same length of fence each day for 666 days. How many inches of fence did Sam build each day?

A hose fills a hot tub at a rate of 3.81 gallons per minute. How many hours will it take to fill a 274 -gallon hot tub?

Given 7x + 2 ≥ 58, which number is not in the solution set?

What is the algebraic expression for: four less than three times the number of egg orders and six more than two times the number of waffle orders

If the length of one leg of a right triangle is 16 and the length of the other leg is odd, what are the lengths of all the sides of the triangle? other leg = hypotenuse =