Elementary Algebra Review Part 2

Elementary Algebra Review Part 2
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Part of video series Elementary Algebra Review
Taught by YourMathGal
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More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Simplifying more numerical expressions using order of operations and evaluating variable expressions by plugging in values

  • How do you simplify and reduce numerical expressions?
  • How do you simplify and reduce (4/5)/2*10 using order of operations?
  • How do you simplify and reduce (4/5)/(2*10) using order of operations?
  • How do you simplify 2(5^2 - 3) - (8 + 3) using order of operations?
  • How do you simplify 2(5^2 - 3) - 8 + 3 using order of operations?
  • How do you evaluate variable expressions with given values of variables?
  • How do you evaluate 3x^4 when x = 2?
  • How do you evaluate 7yz - 8x when x = 2, y = 3, and z = 5?
  • How do you evaluate (4xy - z)/(3x + 1) when x = 2, y = 3, and z = 5?
This lesson shows some more example problems of simplifying numerical expressions using order of operations step by step. Also explained is evaluating variable expressions by plugging values in for each variable.
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Reviewed by MathVids Staff on October 29, 2009.
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