What is the y intercept of this line?

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

Matt had 5 library books. he checked out 1 additional book every week without retuening any books. whats the matching equation

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?