RE What is the common difference in the following arithmetic sequence?
7, 3,-1, -5,
-3
4
12

Tina practice piano for 15 hours last month and 45 hours this month use multiplication to write a statement comparing me i was tina practice during the two months use addition to write a statement comparing the hours tina practice during the two months

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?