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# Pre alg--l87

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### Pre alg--l87

1. 1. Lesson 87.notebook April 24, 2014 Assignment: 1-->Test #12 Review Handout - Due Tomorrow [4/25] 2-->Test #12 - Tomorrow [4/25]
2. 2. Lesson 87.notebook April 24, 2014 Lesson 87 WarmUp: 1) Simplify: 3x-1y2x3y-1 2) Expand and add like terms: x (x + 3) - 4 (x + 3) 3) Find 50% of 33 1/3% of 1.2 4) Solve: 4(x - 3) + 5 = x + 2 5) Solve: 4/5 - 3/5x = 3/5
3. 3. Lesson 87.notebook April 24, 2014 Lesson 87 *A map is a small representation of a larger physical region. **If the map is drawn to scale, the smaller units on the map correspond to the actual measures
4. 4. Lesson 87.notebook April 24, 2014 Examples - Lesson 87 A) Mary sketched a scale drawing of her dream garden using 1 inch to represent 2 feet. If the drawing is 8 inches long, how long will Mary's garden be? B) A map is drawn with a scale of 1 inch = 8 miles. Two towns are 2 3/4 inches apart on the map and are how many miles apart?
5. 5. Lesson 87.notebook April 24, 2014 C) The scale of a drawing is 0.5 inches equals 1 foot. What would 2.5 inches equal? How would 60 feet be represented on the drawing? D) The scale of a drawing is 1 inch = 4 feet. Joe measures a section of the drawing and it is 3.25 inches. How many feet would this represent?