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 transcript:

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

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?

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?

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?