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3-1 & 3-2 Vocabulary 1.) Solution of an inequality2.) Equivalent inequalities
Algebra 1
3-1 Solving & Graphing Inequalities
Write a Linear InequalityEx. 1) Alex was sure that he didn’t score
less than 73 on his Algebra test. Write an inequality to describe Alex’s possible score.
Solution of an Inequality?Ex. 2) a.) -1 b.) 5
c.) 3183 x
Solve & Graph the InequalityEx. 3a)
Ex. 3b)
18x
3 5m
Assignment
ReminderWhenever you multiply or divide both sides
by a NEGATIVE number, then you switch the inequality sign.
Solving an Inequality & Graph an inequalityEx. 4)
22
p
EX. 4)Solve & graph inequality.
62 y
Graphing Linear InequalitiesThe graph of a linear inequality in one
variable is the set of points on a number line that represent all solutions of the inequality.
x < 3
x > -4
2x1x
Write each inequality in wordsEx. 4 a.) b>0
Ex. 4 b.) 13 a
Algebra 1
3.1 Solving & Graphing Inequalities