Find the sum of these polynomials

(x^8-x+7) + (9x^8+6) =

Y=x to the second power - 1 is it liner or non liner

a triangle has a base of 15 inches and the height of 11 inches. What is the area of the triangle using the formula A = 1/2 bh

Which of the following is a multiple of 4? A. 620 B. 734 C. 891 D. 626

The product of some negative number and 22 less than twice that number is 220220. find the number.

Caitlin has a movie rental card worth $175. After she rents the first movie, the card's value is $172.25. Aftershe rents the second movie, its value is $169.50. After she rents the third movie, the card is worth $166.75.

What is the verb used to determine the number of, or amount of, something?

A farmer has $100,000 worth of cherries on the trees in his orchard. There is a 10% chance of the weather ruining his crop before harvest in which case he would lose $40,000 worth of cherries. What would be the expected value of the crop? ?

Which represents a quadratic function?

Determine the standard form of the equation of the line that passes through (-7,8) and (0,2)

What is the percent change from 24 to 17? Round your answer to the nearest tenth