Lesson 3-3: Solving Equations by Using Multiplication and Division

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Lesson 3-3Solving Equations by Using
Multiplication and Division
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Objectives I can solve one step equations using
multiplication and division.
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Multiplication Property of Equality If an
equation is true and each side is multiplied by
the same number, the resulting equation is
true. Write If a b Then ac bc
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Example 1 Solve
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Example 1 Solve
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Division Property of Equality If an
equation is true and each side is divided by the
same nonzero number, the resulting equation is
true. Write If a b Then
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Example 2 Solve -3x 12 x -4
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Example 3 Solve 42 -6m 42 -6m
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Example 3 Solve 42 -6m 42 -6m
m -7
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Example 3 Solve 42 -6m 42 -6m
m -7
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Example 4
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Example 4
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Example 4
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Homework Pgs. 138-139 14-36 Evens, 39-41
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