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anonymous

  • one year ago

|3x + 12| = 18 SOLVE

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  1. Here_to_Help15
    • one year ago
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    What times 3 can equal 18 ?

  2. anonymous
    • one year ago
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    6

  3. Here_to_Help15
    • one year ago
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    Correct so x=6

  4. Here_to_Help15
    • one year ago
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    Wait wait wait

  5. anonymous
    • one year ago
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    Thats not even close to one of the options

  6. Here_to_Help15
    • one year ago
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    I made a huge mistake lol

  7. rock_mit182
    • one year ago
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    what are you talking about

  8. rock_mit182
    • one year ago
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    you have to solve this : 3x + 12 = 18 and 3x + 12 =-18

  9. rock_mit182
    • one year ago
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    because is an absolute value

  10. anonymous
    • one year ago
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    2 is one of them right

  11. rock_mit182
    • one year ago
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    now solve the second equation

  12. anonymous
    • one year ago
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    -10

  13. Here_to_Help15
    • one year ago
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    Ok so I'll break it down 3x+12= 18 -12 -12 -------------- 3x=6 \[\frac{ 6 }{ 3 } =?\]

  14. rock_mit182
    • one year ago
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    now you're right, that means how far are you from certain point

  15. Here_to_Help15
    • one year ago
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    This is an equation @rock_mit182 the left side is suppose to equal the right side....

  16. rock_mit182
    • one year ago
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    and you figure this out by taking what is inside | | = a and what is inside of | | = -a

  17. rock_mit182
    • one year ago
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    @Here_to_help15 here we are talking about absolute valu functions

  18. rock_mit182
    • one year ago
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    if we have |x| = 3

  19. rock_mit182
    • one year ago
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    that means how far you're from zero

  20. Here_to_Help15
    • one year ago
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    x does not equal 3!

  21. rock_mit182
    • one year ago
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    which could be -3 or 3 units

  22. rock_mit182
    • one year ago
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    Im not talking about the last example

  23. rock_mit182
    • one year ago
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    by the way, Im just explaining to you what means an absolute value

  24. Here_to_Help15
    • one year ago
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    We are both correct....

  25. Here_to_Help15
    • one year ago
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    x=2 or -10

  26. rock_mit182
    • one year ago
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    of course we do.. exactly

  27. rock_mit182
    • one year ago
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    (y)

  28. Here_to_Help15
    • one year ago
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    So @brooke_ivy99 which answer choice do you have?

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