Basic Algebra/Working with Numbers/Chapter Test

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Please post your test problems this way:

  • Problem:(answer,level of difficulty(easy, medium, hard))
  • Example 2x=6: (x=3,easy)
  • Example 2x+x^2+x(=3x+x^2(form1 level))
  • Example combine1:2,3:2(=6:4:2)(form2 level)