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Published byTamsin Ray Modified over 9 years ago
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THE PRODUCT OF TIMES MULTIPLIED BY TWICE (times 2) MULTIPLICATION REVIEW OF SOLVING EQUATIONS Verbal expressions
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SOLVING EQUATIONS Verbal expressions THE QUOTIENT OF DIVIDED BY DIVIDED INTO DIVISION REVIEW
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Six times a number is twelve. 6 PRACTICE SOLVING EQUATIONS
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Six times a number is twelve. 6 PRACTICE ∙ SOLVING EQUATIONS
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Six times a number is twelve. 6 PRACTICE ∙x SOLVING EQUATIONS
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Six times a number is twelve. 6 PRACTICE ∙x= SOLVING EQUATIONS
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Six times a number is twelve. 6 PRACTICE ∙x=12 6x = 12 SOLVING EQUATIONS
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Two less than a number is fourteen. 2 PRACTICE SOLVING EQUATIONS
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Two less than a number is fourteen. 2 PRACTICE SOLVING EQUATIONS –
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Two less than a number is fourteen. 2 PRACTICE SOLVING EQUATIONS –x
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Two less than a number is fourteen. 2 PRACTICE SOLVING EQUATIONS –x=
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Two less than a number is fourteen. 2 PRACTICE SOLVING EQUATIONS –x=14
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Four less than twice a number is eight. 4 PRACTICE -2x=8 SOLVING EQUATIONS
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Five plus one-half of a number is sixty. ½ y PRACTICE +5=60 SOLVING EQUATIONS
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The square of a number minus 3 is the same as two. 3 PRACTICE -n 2 =2 SOLVING EQUATIONS
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The product of five and the sum of a number and two is equal to thirty-four. + PRACTICE ( 5x2 )=34 SOLVING EQUATIONS
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Using Multiplication and Division MULTIPLICATION PROPERTY OF EQUALITY For any numbers a, b, and c, if a = b, then ac = bc 20 = 20 20(5) = 20(5) 100 = 100
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PROBLEM SOLVING SAMPLE PROBLEM FIVE STEPS TO PROBLEM SOLVING Eight more than the product of six and a number is twenty. Find the number. Define a variable x = the number Write an equation 6x + 8 = 20 Solve the equation x = 2 Answer the problemThe number is 2 Check your answer 8 more than 6(2) is 20.
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SAMPLE PROBLEM Solve: 3x – 2 = 7 +2 x = 3 Check: 3(3) – 2 = 7 True PROBLEM SOLVING Solve: 3x = 9 3
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SAMPLE PROBLEM Solve: 5 – 3x = 17 -5 x = - 4 Check: 5 – 3(-4) = 17 True PROBLEM SOLVING Solve: -3x = 12 -3
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SAMPLE PROBLEM TRY THIS ONE PROBLEM SOLVING -5 (3) Check ☺
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SAMPLE PROBLEM TRY ANOTHER ONE PROBLEM SOLVING (5) +4 Check
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SAMPLE PROBLEM ONE MORE PROBLEM SOLVING +1 (-7) Check
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