Write inequalities that define the cell phone situation you saw in the Explore:

Maria was thinking about the production of cell phones at her manufacturing plant. Each hi-end phone takes 4 hours to produce, each no-frills phone takes 2 hours. She has 80 hours of labor that she can spare for production each week and the plant has the capacity for producing no more than 25 phones. Then,

Make sure to explain how each inequality represents the constraints identified in the situation.

Use your inequalities to discuss the meaning of each highlighted point.