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Solving TwoStep Inequalities

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Choose any number less than 2 and substitute it into the original inequality. ... to spend on CDs that cost $7 each and one CD player that costs $29. How many CDs ... – PowerPoint PPT presentation

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Title: Solving TwoStep Inequalities


1
Solving Two-Step Inequalities
COURSE 3 LESSON 2-8
Solve 5x 2 gt 12.
5x 2 gt 12
2-8
2
Solving Two-Step Inequalities
COURSE 3 LESSON 2-8
(continued)
Check
2-8
3
Solving Two-Step Inequalities
COURSE 3 LESSON 2-8
You have 50 to spend on CDs that cost 7 each
and one CD player that costs 29. How many CDs
can you buy?
2-8
4
Solving Two-Step Inequalities
COURSE 3 LESSON 2-8
(continued)
You can buy 3 CDs.
Check for Reasonableness Each CD costs 7. The
cost of the CD player plus three CDs would be
7(3) 29, or 50, the amount you have to
spend. You would spend 50 or less if you bought
the CD player and 3 or fewer CDs.
2-8
5
Solving Two-Step Inequalities
COURSE 3 LESSON 2-8
Solve. 1. 3x 11 gt 10 2. 5
2 3. You want to order one large photo of
yourself for 8.95 and some small photos for
your friends. The small photos cost .75 each.
You have 25 to spend. Write an inequality you
can use to find how many small photos you can
order. Then solve it.
r 4
x gt 7
2-8
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