2. Lesson 62 Warm-Up:
1) Solve: 0.4x + 1.3 = 1.5
*Show all steps for credit!
2) Twenty percent of what number is 40?
3) What percent of 50 is 32?
4) Sixty percent of the people enjoyed the movie, and 12,000 did not
enjoy it. How many people enjoyed it?
5) 5/18 - 5/18 x 1/5
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3. Lesson 62:
*inequality – a mathematical statement that has <, >, <, or > as a
symbol of comparison
FYI.... < or > means to use an open circle (excluded)
< or > means to use a closed circle (included)
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4. *When solving inequalities...do the same as solving for equations...
ISOLATE THE VARIABLE!!
****One difference...when you multiply or divide by a negative
number...the inequality symbol is "flipped"!!
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5. Lesson 62 Examples:
Solve these inequalities and graph their solutions on a number line.
A) 4x > -12
B) 6x + 1 > -5
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