1. Find the sum. (4n2 + 2n + 8) + (5n2 + n + 13)

A. 9n2 + 3n + 21

B. 9n4 + 3n2 + 21

C. 9n2 + 2n + 21

2. Find the sum. (2x2 - 5x + 2) + (x2 - 2x + 5)

A. 3x2 - 7x + 7

B. 3x2 - 3x + 7

C. 2x2 + 3x + 7

Which Fraction is equal to - 2/3 A. 2/-3 B. - 3/2 C. - 2/-3 D. 2/3

Jules buys a washing machine. 20% VAT is added to the price of the washing machine. Jules then has to pay a total of £600. What is the price of the washing machine with no VAT added?

X4/3 - 8x2/3 + 15 = 0

a dog and a cat together weigh 27 pounds if the dog's weight is an odd number and if he weighs twice as much as she does how much do each weight.

Any paid 68.62 for a pair of running shoes during a 35% off sale. What was the original price

What is the square root of 30 in simplified form 5 x square root of 6 3 x square root of 5 3 x square root of 10 square root of 30 can not be simplified I will mark 1st answer brainliest

Twice a number plus twice a second number is 310. The difference between the numbers is 55. Find the numbers by writing and solving a system of equations. Explain how you solved the system.

The length of a rectangular floor is 2 feet more than its width. The area of the floor is 168 square feet. Kim wants to use a rug in the middle of the room and leave a 2-foot border of the floor visible on all sides.

How do you expand - 6k+7k

Which shows the correct substitution of the values a, b, and c from the equation 0 = - 3x2 - 2x + 6 into the quadratic formula? Quadratic formula: x =