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.

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Question 10 of 211 pointuse the elimination method to solve the system of equations. choose thecorrect ordered pair.10x +2y = 643x - 4y = -36a. (4,12)b. (-3, 11)c. (2,10)d. (-5, 8)

I’m confused on how to work the pie charts