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Chapter 2 Practice

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  • |x|=0
    0
  • x/3=-4
    -12
  • |x|=-3
    no solution
  • |x+9| if x=-8
    1
  • |x+3|=-10
    no solution
  • |x-8|=3
    11 or 5
  • 3x+1=3x+1
    all real numbers
  • |y-x| if x=-2 and y=4
    6
  • 2x-10=2(x+3)
    no solution
  • |2x|=10
    5 or -5
  • |x+2|=8
    6 or -10
  • x+5=10
    5
  • 1/2x+2=5
    6
  • 3x=15
    5
  • x-8=x+8
    no solution
  • 4(x+1)=4+4x
    all real numbers
  • 3x-1=10
    3
  • |x|=10
    10 or -10
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