Select the statement that is true concerning linear inequalities in two variables.   1.A linear inequality always has a solution that is a half-plane. 2.A system of linear inequalities cannot have a solution. 3.When graphing a linear inequality, a solid curve is used for strict inequalities. 4.A system of linear inequalities always has a solution.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter6: Systems Of Linear Equations And Inequalities
Section: Chapter Questions
Problem 8SGR
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Select the statement that is true concerning linear inequalities in two variables.

 

1.A linear inequality always has a solution that is a half-plane.

2.A system of linear inequalities cannot have a solution.

3.When graphing a linear inequality, a solid curve is used for strict inequalities.

4.A system of linear inequalities always has a solution.

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