Evaluate the expression described below:

If the number is 4, what is the difference between a number squared and the number?

Which none of the following is a solution of the system y8 A. (6,9) B (-2,4) C (0,0) D. No solution

11. Write y = x + 7 in standard form using integers. 0 - 2x - 3y = 21 0 - 2x + 3y = 21 O 3x - 2y = 21 0 - 2x + 3y = 7

If you were to plot y versus m using the equation y = (g/k) m yo, how would you calculate the value for k?

Find the value of x. The diagram is not to scale. Given: ∠SRT ≅ ∠STR, m∠SRT = 28, m∠STU = 2x A. 28 B. 30 C. 14 D. 76

Al drives from Boston to Washington D. C. and then returns. On his trip to Washington, he travels 60 miles per hour. On his return trip, he travels 50 miles per hour. His trip to Boston takes an hour and a half longer than his trip to Washington.

Leo's family keeps recyclables in a cylindrical trash can. Today Leo bought a larger can with a radius and height that are twice the radius and height of the old can. Leo claims the new and old cans are geometrically similar figures.

The value of Maggie's car decreased by 30% since last year, when she bought it. If the car is now worth $17,000.00, how much was the car worth when she bought it?

The base of a rectangle has a length of 4 inches and a diagonal has a length of 5 inches, Find the area of the rectangle

A ball is thrown from an initial height of 7 feet with an initial upward velocity of 28/fts. The ball's height h (in feet) after t seconds is given by the following. = h+7-28t16t2 Find all values of t for which the ball's height is 15 feet.

The sum of two twin primes is 60. What are the numbers