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2012年新GRE数学考点指导——Linear Equation of One Variable

2012-11-03 
Linear Equation of One Variable

  Linear Equation of One Variable

  An equation of one variable where the variable have unit power is called a linear equation(LE).

  Example: www.Examw.com

  2x-3=8 and 3x-10=0 are both linear equations.

  2x2=8 and 3x+√x=14 are not linear equations.

  Remember:

  In linear equation there is no square, square root, or other powers.

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