Simplify (2x^4+5x^3-8x^2-x+10) + (8x^4-4x^3+x^2-x+2

Rewrite 2sin2x + 3 cos x - 3 in terms of cos x

A gallon of stain is enough to cover 200 square feet of decking. Bradley has two areas of decking he would like to cover with stain. One rectangular area is 23 feet by 10.4 feet, and the other is 10.5 feet by 7.2 feet.

Ye has his own business. He checks his sales receipts three times a day, his afternoon sales were 50$ more than his mourning sales, and his evening sales were three times his afternoon sales.

Two consecutive odd negative integers have a product of 483, find the integers ... ?

Ricky made 86 phone calls in 3 months. In the first month she made 21 calls, and in the second month she made 19 calls. How many calls did she make in the third month?

A soccer league has 180 players. Of those players 50% are boys. How many boys are in the soccer league?

49 = 72 in logarithmic form

Three friends split the cost of a pizza and a salad. The pizza cost$15 and the salad cost $6. Which expression can you use to find how much each person owes

How do you write 8.4% as a fraction in simplest form

13. Which equation has no solution? 5v + 3 = 5v - 5 2x - 4 = 2x + 7 - x 2y + 5 - y = 2y - 3 (y - 6) 7z + 9 = - 7z - 6