Kim read b books last month. This month she read 18 books. Which expression shows the total number of books Kim has read in the past two months?
A.
b - 18
B.
b + 18
C.
b × 18
D.
b ÷ 18

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?