ALGEBRA 2, 2012
39

 PAGE: 156 SET: Exercises PROBLEM: 39

Let be the number of hours writing, and let be the number of hours exercising.

Ramir budgeted hours per week to write a novel and to exercise.

The inequality is .

He wants to exercise at least hours a week but no more than .

The inequality is .

He also hopes to write between and hours per week.

The inequality is .

The system of inequalities are , and .

Graph:

Graph the system of inequalities are , and .

Observe the graph:

The region shaded in brown colour is the intersection of inequalities , and .

Graph of the inequalities are , and is

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