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1.5 Translating Sentences into Equations

1.5 Translating Sentences into Equations. Objective : To translate word sentences into equations. Warm – up : The sum of three and a number Al earns ( p + 3) dollars per hour. In 8 hours, how much does he earn? The quotient of n and three

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1.5 Translating Sentences into Equations

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  1. 1.5 Translating Sentences into Equations • Objective: To translate word sentences into equations. • Warm – up: • The sum of three and a number • Al earns (p + 3) dollars per hour. In 8 hours, how much does he earn? • The quotient of n and three • Bob’s house is y years old. How old was it four years ago? • You buy (m + 5) bagels at 35 cents each. What is the cost?

  2. 1.5 Translating Sentences into Equations Addition Subtraction Some common words that are used to describe subtraction are: Difference Decreased by Less than Minus • Some common words that are used to describe addition are: • Sum of • Increased by • More than

  3. 1.5 Translating Sentences into Equations Multiplication Division Some common words that are used to describe division are: Quotient of Divided by • Some common words that are used to describe multiplication are: • Product of • Times • Of

  4. 1.5 Translating Sentences into Equations • Twelve more than the number p is 37. • Eight is five less than twice the number r. • Forty decreased by the number m is 24.5.

  5. 1.5 Translating Sentences into Equations • The quotient of the number b and 4 is eight. • Three fourths of the number h is 192. • The sum of one third of the number s and 12 is 23. • The product of 7 and the sum of twice the number x and 3 is 126. • The product of 58 and the number n is 1. • The product of 12 and the quantity 1 less than the number d is 84.

  6. 1.5 Translating Sentences into Equations Use the figure and the information below it to write an equation involving x. 8 7 7 x x x 16 40 Perimeter =18 Perimeter = 56 x x 20 Perimeter = 60

  7. 1.5 Translating Sentences into Equations • A dozen eggs cost $1.19. (Cost of one egg) • Nine days ago a new radio station had been on the air for 13 days. (Station’s age now) • A rectangular floor is tiled with 928 square tiles. The floor is 32 tiles long. (Number of tiles in the width) • Homework: • Pg. 20 – 22 Written Exercises #1 – 16, 17 – 29 odd

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