Simplify the following expression:

-2r (3r - 5) + 0.75r - r²

A. - r² - 5.25r + 10

B. - 7r² + 10.75r

C. - 5r² + 0.75r + 10

D. The expression is fully simplified.

Choose which one you believe doesn't belong. (Explain why you chose the answer above) 1, 1, 2, 3, 5, 8 ... 2, 4, 8, 16 ... -1, 1, 3, 5, 7 ... 100, 99, 98, 97 ...

Which of the following binomials is Not prime? a. 2x+1, b. 3x+2, c. x2-4, d. x2+8

The pier is 200 meters long. each board is 80 centimeters wide. how many boards are in the piers

What statement correctly describes the key features of the graph of f (x) = - 3 (one third) x + 1 - 2

2. In how many ways can five people line up at a bank teller's window?

Value of - x2 - 4x - 11 if x = - 3

Frank is conducting an experiment. He has one bag of different colored, same-size chips and one bag of ten same-size chips numbered 1-10. In the first bag there are 4 blue chips, 5 red chips, and 3 black chips.

Out of the 20 students in my classroom, 15 wore their pajamas on Pajama Day. In decimal form, represent the portion of students who didn't wear pajamas.

Through: (2, - 3), slope = - 1 How do I solve this equation

The product of 5 more than p and 7?