Building a table of values for waffle sales revenue

Graphing waffle sales data and identifying a discrete relationship

Substituting x into y = -x to find y

Substituting x = 8 into y = 2x minus 10

Substituting x = 12 into y = -x + 4 to solve for y

Writing a profit equation for selling boxes of cookies

Building a table of values for a cookie sales profit equation

Graphing the cookie profit table of values

Solving for boxes of cookies sold to earn $60 profit

Finding the break-even point by solving a linear profit equation

Calculating maximum profit from selling all 120 boxes of cookies