Which polynomial represents the sum below?

(4x4 - x2 - x) + (x4 + x3 + x2 + x - 1)

A. 5x4 + 2x4 + 2x2 - 1

B. 5x4 + 2x4 - 1

C. 5x4 + x3 - 1

D. 5x4 + x4 + 2x2 - 1

Solve for x: 40 = x / (-4/7) x=?

You're locked out of your house. The only open window is on the second floor, 25 feet above the ground. There are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house.

135 is what percent of 27

An inexpensive toy normally sells for 20 cents each. At a special reduced price, a store sold all of its toys, one at a time, for a total of $3.91. How many of these toys were sold if the reduced price is a whole number of cents?

What does 4, 6, and 9 all go into

If jack has 2 apples, how long would it take him to go to the sun and back to the earth if he lives in Kiln, Mississippi and started at 12:00pm

Which of these equations has infinitely many solutions? A) 1/8 (8y - 1) = 2y - 1/4 B) 8x + 24 = - 4 (2x - 6) C) - 3 (6x + 4) + 30x = 12 (x - 1) D) 0.5 (4y + 16) = 2y - 8

Sharon has a balance of $3,825 on her credit card. If the card has an annual rate of 20.99% how much is the finance charge for this month? $802.87 $219.96 $66.96 $20.99

What is 1.62 in a fraction

A bag contains green marbles and red marbles, 58 in total. The number of green marbles is 4 more than 5 times the number of red marbles. How many green marbles are there?