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Review for Unit 2 Quiz 1

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. Combine like terms. SHOW EACH STEP! (a) (8x – 4)7 + 2 (b) 8z + 9(3z -2) Linear expressions

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. Combine like terms. SHOW EACH STEP! (a) (8x – 4)7 + 2 (b) 8z + 9(3z -2) 56x – 28 + 2 8z + 27z – 18 56x – 2635z - 18 Linear expressions Answers for previous slide

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. Solve for x. SHOW EACH STEP! 5x – 10 + x + 13 = -3 Linear equations

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. Solve for x. SHOW EACH STEP! 5x – 10 + x + 13 = -3 6x – 10 + 13 = -3 6x + 3 = -3 6x + 3 – 3 = -3 -3 6x = -6 6 x = - 1 Linear equations Answers for previous slide

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. Approximating radicals

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. Approximating radicals Answers for previous slide

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. Simplifying radicals

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. Simplifying radicals Answers for previous slide

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. Change the repeating decimals to fractions. (a).5 (b).24 (c) 2.7 Changing repeating decimals To fractions

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. Changing repeating decimals To fractions Answers for previous slide

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. A rational number is _____________________________________ __________________________________. Give 2 examples. An irrational number is _____________________________________ __________________________________. Give 2 examples. The real number system

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Review for U2 Quiz 1 Solve. We will check them together. I will answer questions when we check answers. A rational number is a real number that can be written as a ratio of 2 integers or as a fraction. Give 2 examples. (any: terminating decimals, repeating decimals, fractions, whole numbers, natural numbers, integers, perfect square roots, perfect cube roots) An irrational number is a real number that can NOT be written as a ratio of 2 integers or as a fraction. Give 2 examples.(any: non-terminating decimals, non-repeating decimals, non-fractions, non-perfect square roots, non-perfect cube roots) The real number system Answers for previous slide

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