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studmuffin Group Title

2|5x - 2| + 4 = 18 for x.

  • 2 years ago
  • 2 years ago

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  1. studmuffin Group Title
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    i am trying to figure this out...but i can't figure it out.

    • 2 years ago
  2. Muskan Group Title
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    is 18x?

    • 2 years ago
  3. across Group Title
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    This is basically two equations.

    • 2 years ago
  4. studmuffin Group Title
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    Solve 2|5x - 2| + 4 = 18 sorry

    • 2 years ago
  5. across Group Title
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    \[2(5x-2)+4=18\]and\[2(2-5x)+4=18\]

    • 2 years ago
  6. studmuffin Group Title
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    Now how did you get that?

    • 2 years ago
  7. Muskan Group Title
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    10x-2+4=18 10x-2+4-18 10x-16

    • 2 years ago
  8. studmuffin Group Title
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    Thank you @Muskan AND @across

    • 2 years ago
  9. Muskan Group Title
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    ur wlc

    • 2 years ago
  10. ParthKohli Group Title
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    A better idea:\[2|5x - 2| + 4 = 18\Rightarrow |5x - 2| = 7\]Square both sides. \[25x^2 - 10x + 4 = 49\]Solve the quadratic equation.

    • one year ago
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