A cell phone company charges $40 plus .05 per text. What is the slope?

Timed*** there are 8 rows and 8 columns, or 64 squares on a chessboard. suppose you place 1 penny on row 1 column a, 2 pennies on row 1 column b, 4 pennies on row 1 column c, and so on … how many pennies are on each square? a =   b =   c = d =   e =   f = g =   h =

Will give brainliest what is the value of x? enter your answer in the box.

Need on this geometry question. explain how you did it.