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Day Problems Solve each equation. Check your answer. 1. x – 3 = 102. m – 3 = -9 3. 21 = a + 144. -2 = k - 11 5.

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Presentation on theme: "Day Problems Solve each equation. Check your answer. 1. x – 3 = 102. m – 3 = -9 3. 21 = a + 144. -2 = k - 11 5."— Presentation transcript:

1 Day Problems Solve each equation. Check your answer. 1. x – 3 = 102. m – 3 = -9 3. 21 = a + 144. -2 = k - 11 5.

2 2.1 Solving One-Step Equations (Cont.) Solving Equations using Multiplication and Division. –Multiplication and division are inverse operations. Multiplication Property of Equality –For every real number a, b, and c, if a = b, then a c= b c Example: Division Property of Equality. –For every real number a, b, and c, if a = b, then a ÷ c = b ÷ c. Example:

3 Using the Multiplication Property of Equality Solve

4 Using Reciprocals to Solve Equations Solve MAKE SURE YOU CHECK THE ANSWER!!!!

5 Using the Division Property of Equality Solve 4c = -96. 4c = -96 4 4 c = -24

6 More Practice!!!! Textbook – p. 78 # 22 – 52 even, 55 – 63 odd. Homework – finish worksheet 2.1


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