A printer is printing photos. For every 12 photos, the printer takes 4 minutes. Complete the table below showing the number of photos and the time it takes to print them.
Number of photos
12
21
30
X
Time (minutes)
4
6
9

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?

Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18

Ialready asked this but i never got an answer. will give a high rating and perhaps brainliest. choose the linear inequality that describes the graph. the gray area represents the shaded region. y ≤ –4x – 2 y > –4x – 2 y ≥ –4x – 2 y < 4x – 2