Factorise : x^2-4x-21+10y-y^2

Dividing Polynomials (9n^3 - 13n + 8) : (3n - 1)

What two number added together give you 0.15 percent?

The county water department charges a service fee of $10.15 plus $0.005 for each gallon of water used. The inequality shown is used to determine the number of gallons of water, x, used by customers whose monthly charges range from $35 to $55.

If KN = 29, what is CN?

Divide £48 in the ratio 7:5

Mr. Thompson is on a diet. He currently weighs 250 pounds. He loses 3 pounds per month. Write an equation that models Mr. thompsons weight loss.

Pearl writes down seven consecutive integers, and adds them up. The sum of the integers is equal to 6 times the largest of the seven integers. What is the smallest integer that Pearl wrote down?

If I have a circle with a radius of 50yds, what is the diameter?

In the compound interest formula, what does A stands for?

If each person drinks 8 ounces of cranberry juice how much cranberry juice is needed there is 15 people