Add one set of parentheses to the expression
eight times x +10+ 2x +4 times x +8-6 so that it is equivalent to 2(7x +18

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

Select the lengths in centimeters that would form a right triangle

What is 0.000008 meters in scientific notation