What is the area of this circle? Show work please. The number in the circle is 3.

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

20.ju inces. which ordered pair is a viable solution if x represents the number of books he orders and y represents the total weight of the books, in ounces? (-3,-18) (-0.5, -3) (0,0) (0.5, 3)

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test