Students will solve multi- step linear equations using inverse operations. Students will use unit analysis to model real- life problems.

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Presentation transcript:

Students will solve multi- step linear equations using inverse operations. Students will use unit analysis to model real- life problems.

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 Your school’s drama club charges $4 per person for admission to play. The club borrowed $400 to pay for costumes and props. After paying back the loan, the club has a profit of $100. How many people attended the play? 1. Understand the problem. What is important to us? What are we being asked? 2. Make a plan. How should we go about solving this? 3. Solve the problem. 4 x- 400= 100 How many people attended the play? Solve for x x= Look back. 1. What happens when we multiply 4 by 125?

 You have 96 feet of fencing to enclose a rectangle pen for your dog. To provide sufficient running space for the dog to exercise, the pen should be three times as long as it is wide. Find the dimensions of the pen. 1. Understand the problem What do we know about a rectangle? 2. Make a plan Draw a picture 3. Solve the problem 3x + x = 96 4x = 96 x= 24***Remember perimeter = l+w+l+w=96 24/2=12 Dimensions are 36 ft by 12 ft/ 4. Look back Add = ??? 3x x