Combine Like Terms and Distribute Part II

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Presentation transcript:

Combine Like Terms and Distribute Part II Combine Like Terms and Distribute Part II #1-4 taken from Explorations in Core Math 7-2 1. 3. MC from Pre-Algebra 8 S1 2013-2014 Practice Exam C 5. Multiple Choice: Solve for x. 2. 4.

Write each scenario as an equation and solve it. 6. Half a number plus 2.5 times that number equals 18. The sum of the angles of a triangle equal 180°. What are the measures of the angles? (8x + 14)° (3x – 1)° (3x – 1)° Multiple Choice taken from Explorations in Core Math 7-2 8. If Alex types 300 words in 5 minutes with 5 errors, what is his typing speed? NOTE: The equation used to estimate typing speed is , where S is the accurate typing speed, w is the number of words typed in 5 minutes and e is the number of errors. A. 48 wpm C. 59 wpm B. 50 wpm D. 60 wpm