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WARM UP 1. 2. 3. 4. 5. 6. 5x + 4 = 19 2t + 7 = -1 6m + 1 = -23 -4w – 4 = 8 -7y + 3 = -25 3t – 13 = 2 1. 2. 3. 4. 5. 6. x=3 t = -4 m = -4 w = -3 y=4 t=5 Solving Two-Step Equations 7th Grade 2012-2013 What is a Two-Step Equation? • Put in your own words • Two-Step Equation: An equation that can be solved using two operations. Translate the sentence below and solve. 11) Five less than the quotient of x and 2 is 37. x 5 37 2 5 5 x 2 2 42 2 x 84 Translate the sentence below and solve. 5) Eight more than 3 times a number y is the same as 29. Check: 3(7) + 8 = 29 3y 8 29 8 8 3y 21 3 3 y7 Word Problem #1 Bobby bought 3 T-shirts at the mall and a pair of pants for $16 at the clothing store. All together he spent $28 for the clothes. How much was each shirt? Word Problem #2 • Diane sold 9 decorated flowers that cost the same amount each plus a dozen roses for $28. All together she sold $73 in flowers. How much was each decorated flower? Word Problem #3 • 331 students went on a field trip. Six buses were filled and 7 student traveled in cars. How many students were in each bus? Word Problem #4 • Aliyah had $24 to spend on seven pencils. After buying them she had $10. How much did each pencil Word Problem #5 • You bought a magazine for $5 and four erasers You spent a total of $25. How much did each eraser? Word Problem #6 • Maria bought seven boxes to add to her collection. A week later half of all her boxes were destroyed in a fire. There are now only 22 boxes left. With how many did she start? PRACTICE PROBLEMS • Complete the practice problems under Task 2. EXIT TICKET • Complete the problems under Task 3 labeled “Exit Ticket”. You must write an equation and solve it for full credit. Answers only WILL NOT receive full credit!!