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Do - Now Check whether the given number is a solution of the equation or inequality. 1) 3x + 7 > 20; 4 2) y – 3.5 < 6; 9 3) 6x – 7 = 29; 5 4) Which equation.

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Presentation on theme: "Do - Now Check whether the given number is a solution of the equation or inequality. 1) 3x + 7 > 20; 4 2) y – 3.5 < 6; 9 3) 6x – 7 = 29; 5 4) Which equation."— Presentation transcript:

1 Do - Now Check whether the given number is a solution of the equation or inequality. 1) 3x + 7 > 20; 4 2) y – 3.5 < 6; 9 3) 6x – 7 = 29; 5 4) Which equation has the same solution as z – 9 = 3? a) z – 4 = 16 b).5z = 7 c) z + 15 = 27 d) 5z = 45

2 1.5 Problem Solving You run in a city where the short blocks on north-south streets are.5 mile long. The long blocks on east-west streets are 1 mile long. You will run 2 long blocks east, a number of short blocks south, 2 long blocks west, then back to your starting point. You want to run 10 miles. How many short blocks should you run?

3 If no classwork… 18 in 10 in You’re making a leather book cover. You need a rectangular piece of leather as shown. Find the cost of the piece if leather costs $1 per square inch. A gardener determines the cost of planting daffodil bulbs to be $3 per square foot. How much will it cost to plant daffodil bulbs in a rectangular garden that is 12 feet long and 5 feet wide?

4 You make 20 dog collars and anticipate selling them at a craft show. You spent $50 for materials and hope to make a profit of $70. How much should you charge for each collar? A stackable storage rack holds 30 DVDs and costs $21. How much would it cost to buy enough racks to hold 97 DVDs? You have saved $70 to buy a mountain board that costs $250. You plan to save $10 each week. How many weeks will it take to save for the mountain board?


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