After one day, 1000 copies of a CD are sold. Each of the following days, 100 more copies are sold,
Write an equation in point-sigpe form to model the sales
volume of the CD. Then use your equation to determine
how many copies will be sold after 20 days.

Which multiplicative property is being illustrated below? (type commutative, associative, or identity) 5 × 2 × 4 = 2 × 5 × 4

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?

Find the solution of system of equation y= x-4 y=4x+2