At Barnyard Books the price for 3 books is $15.00. At The Bookworm the price for 5 books is $30.00. How many dollars will you save if you buy 10 books from Barnyard Books instead of The Bookworm?

Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m

Can someone explain to me how to do

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?