Which expressions are equivalent to 7b (3+c) ?

Select each correct answer.

a - 4b+7c

b 14bc

c (7b⋅3) + (7b⋅c)

d 7b+14bc

e 21b+7bc

find the perimeter and area of a right triangle with legs of 24 feet and 41.57 feet and a hypotenuse of 48 feet

A book store raisrd the prise of a book by 40.5%. the origanal price is 7.37 how much does it cost now

Suzan sees a bag of marbles, she grabs a handful at random. She has seen a bag containing four red marbles, three green ones, four white ones, and three purple ones. She grabs five of them.

Yesterday, Janelle's Doughnut Shop sold 2 times as many chocolate doughnuts as cinnamon doughnuts. If they sold 1/2 of a tray of cinnamon doughnuts, how many trays of chocolate doughnuts did they sell?

Put the following in order for the most area in the tails of the distribution. (a) Standard Normal Distribution (b) Student's t-Distribution with 1515 degrees of freedom. (c) Student's t-Distribution with 2020 degrees of freedom.

Two lines intersect to form angles 1, 2, 3, and 4 as given. The measure of ∠3 is 38°. What is the measure of ∠2 ?

Solve the system using linear combination. show all work. 9x+5y=35 - 2x-5y=0

A roller coaster track is 600 meters long. It takes 20 seconds to travel once around the roller coaster. Calculate the average speed of the roller coaster

Anita got 4 problems wrong on a test of 36 questions. what percent of the questions did she get correct

The sum of the digits is 16. it has 7 tens and 8 ones. what is the number?