What expression can be used to find the sum of the polynomials (9-3x^2) + (-8x^2+4x+5)

Hey convert the measurements 3km 312m=

Mr. Buckham teaches vocabulary to 27 fourth grade Students. There are 63 new vocabulary words. Each student rights one vocabulary and definition on an index card. Does he have enough index cards for all students?

How do i solve the equation 3m^2 - 9m = 0

Write parametric equations of the line - 4x+y=-2

What does this simplify to? 3+5.25 = 1 - 2.8x

What are the 5 things needed to make a box plot?

What is the hypotenuse of a triangle if one leg is 8 inches and 6 Inches

Keith spent 60% of jis birthday money at the mall. If he spent $24 at the mall, how much money did Keith receive for his birthday

What is 5 multiplied by 3 1/4 as a mixed number or a mixed number

For a story contest, 4 out of every 65 people who visit the story will receive a free DVD. If 455 people visit the store, how many DVDs were given away