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anonymous

  • one year ago

I Need the answer pleaseee. Below are the steps to solve an equation: Step 1: |x − 4| + 1 = 8 Step 2: |x − 4| = 8 − 1 Step 3: |x − 4| = 7 Which of the following is a correct next step to solve the equation? x − 4 = −7 x + 4 = −7 −x − 4 = 7 x + 4 = 7

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  1. welshfella
    • one year ago
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    the expression that's in the vertical lines can be negative or positive, The vertical lines mean the absolute value ( always positive)

  2. welshfella
    • one year ago
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    so we can write x - 4 = 7 or x -4 = -7

  3. welshfella
    • one year ago
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    so which of the 3 options do you think is correct?

  4. welshfella
    • one year ago
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    * 4 options

  5. anonymous
    • one year ago
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    so the answer is A?

  6. anonymous
    • one year ago
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    i meant B, sorry

  7. welshfella
    • one year ago
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    one of the equations in my second post is also one of the options

  8. welshfella
    • one year ago
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    you were right first time it A x - 4 = -7

  9. welshfella
    • one year ago
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    it cant be x + 4 as its x - 4 in the brackets

  10. anonymous
    • one year ago
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    okay thanks

  11. welshfella
    • one year ago
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    yw

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