Big Ideas Math - Algebra 1, A Common Core Curriculum

Published by Big Ideas Learning LLC
ISBN 10: 978-1-60840-838-2
ISBN 13: 978-1-60840-838-2

Chapter 5 - Solving Systems of Linear Equations - 5.6 - Graphing Linear Inequalities in Two Variables - Exercises - Page 271: 23

Answer

The graph is shown below.

Work Step by Step

The given inequality is $y\gt -7$ Graph $y=-7$. Use a dashed line because the inequality symbol is $ \gt$. Test $(0,0)$. $\Rightarrow y\gt -7$ $\Rightarrow 0\gt -7$ True. Hence, $(0,0)$ is a solution, shade the half-plane that contains $(0,0)$.
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