Find a formula for the nth term of the arithmetic sequence:
Second term -12
Common difference 5
an = [? ]n + []

What is 1/2 x (6 x 4)+3 + 2 show your work

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

How do the number line graphs of the solutions sets of -23 > x and x-23 differ?