Which expressions are equivalent to 7b(3+c) ? Select each correct answer. i think there are 3

21b+7bc

14bc

7b+14bc

(7b⋅3)+(7b⋅c)

−4b+7c

1. are the triangles similar and if so why? what is the value of x? show your work.

If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4

Nour and rana are shopping for a christmas tree. they are deciding between 2 22 different types of trees (real and fake) and 4 44 colors for the ornaments (white, silver, gold, and purple). they each created a display to represent the sample space of randomly picking a type of tree and a color for the ornaments. whose display correctly represents the sample space?