What is the sum of k and the opposite of k?

What is the product of the polynomials below? (2x2 + 6x + 6) (3x - 2) A. 6x3 + 14x2 + 6x + 12 B. 6x3 - 14x2 + 6x + 12 C. 6x3 - 22x2 - 30x - 12 D. 6x3 + 14x2 + 6x - 12

Taylor has 84 pennies and 300 dimes. How much money does that make?

Is 8/10 equivalent to 4/5

Write 351% as a decimal.

Walter practices piano for one fourth hour one half hour wait three fourth hour every other day if a line plus shows two exes above each value of time what is the total amount of time Walter has been practicing

14. a. Find the prime factorization of 180. b. Explain why every natural number with a zero in the ones place is a composite number.

What is the amount of carpet needed in square yards if the room is 12 feet x 15 feet?

Jessie wants to save the same amount of money each week for a trip. He needs 3,060. if the trip is 36 weeks away, how muchmoney should Jessie save each week?

I'm gonna buy a shirt on sale that was 20% less than it's original price. The original price was five dollars more than the sale price what was the original price?

Use the distributive property to simplify 2 - (-3a+4)