Simplify the expression. x^2 + x - 6 / x^2 - 4 · x^2 - 9 / x^2 + 6x + 9

Tony is four years younger than his brother josh, and two years older than his sister cindy. tony also has a twin brother, evan. all the ages of the children totaled together is 66. how old is tony?

Chicken cutlets are on sale for$ 3.48 per pound how much will it cost to buy 3.5 pounds of chicken cutlets

Rachel bought 3 CDs that were each the same price. Including sales tax, she paid a total of $35.40. Of that total, $2.70 was tax. What was the price of each CD before tax?

3. Find a solution to the following system of equations. -3x + 3y = - 9 -3x + y = 7

How do i find the equivalent to 4/9

Find the volume of a right circular cone that has a height of 7.6 in and a base with a radius of 11.1 in. Round your answer to the nearest tenth of a cubic inch.

Last season two running back's on the Steelers football team rest for a combined total of 1550 yards one rush four times as many yards is the other how many yards per rush by each player

William has 42 red tulip bulbs and 56 yellow tulip bulbs. He plans to use all the bulbs to make potted gifts. William claims he can make 7 pots with equal number of red and yellow tulips in each pot. Do you agree with Williams claim?

The area of a trapezoid is a 96 cm² the height is six and one base is 13 determine the length of the other base

Your friend's heart rate beats 18 times in 15 seconds when at rest. While running, your friend's heart beats 25 times in 10 seconds. Find the heart rate in beats per minute at rest and while running.