Solving Linear Equations Part 4

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Taught by YourMathGal
  • Currently 4.0/5 Stars.
8148 views | 1 rating
Part of video series
Meets NCTM Standards:
Lesson Description:

Part 4 of Solving Linear Equations in one variable. Covers examples solving equations using the addition property of equality, and solving -x = b, etc.

More free YouTube videos by Julie Harland are organized at

Questions answered by this video:
  • How do you solve a linear equation when the variable is negative?
  • How do you solve -x = 5 or -x = -4 and check your solution?
  • How do you take the opposite of an expression?
  • How do you solve -2x + 3 = -x - 9 and check your solution?
  • How do you get rid of the negative sign in front of a variable in an equation?
  • How do you solve 3 - x = 7 and check your solution?
  • What happens if your solution does not check when you are checking your answer to an equation?
  • How do you solve 2(x + 2) - 8 = 4(2x - 3) - 5(x + 1)?
  • Staff Review

    • Currently 4.0/5 Stars.
    This lesson explains how to solve an equation like -x = 5, where the variable is negative. Multiple methods of solving several different problems are shown step by step.