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alahrichi1 Group Title

FAN AND MEDAL AWARDED Evaluate the expression, using the given value of the variable. z ÷ 3 – 5z + 4(z – 2) when z = 12 A. –98 B. –96 C. –16 D. –14

  • one year ago
  • one year ago

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  1. AravindG Group Title
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    Ok use BODMAS rule and substitute x=12 in the equation

    • one year ago
  2. AravindG Group Title
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    @alahrichi1

    • one year ago
  3. alahrichi1 Group Title
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    I did that and got -5

    • one year ago
  4. AravindG Group Title
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    try again?

    • one year ago
  5. AravindG Group Title
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    can u please show ur step then i can know where you are making mistake

    • one year ago
  6. AravindG Group Title
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    @alahrichi1 ?

    • one year ago
  7. alahrichi1 Group Title
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    =12+3-5*12+4(12-2) =12+3-5*12+4*10 =12+3-60+4*10 =12+3-60+40 =15-100 =-85

    • one year ago
  8. AravindG Group Title
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    ok ur first step is right

    • one year ago
  9. AravindG Group Title
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    you considered the brackets and got 10

    • one year ago
  10. alahrichi1 Group Title
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    yes..

    • one year ago
  11. AravindG Group Title
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    and note it is z/3 not z+3 !!

    • one year ago
  12. alahrichi1 Group Title
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    OMG!!!!!!!!!!!! thanks sooo much!! thats where my mistake was!!!

    • one year ago
  13. AravindG Group Title
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    =12/3-5*12+4*10 =12/3-5*12+40 now do division

    • one year ago
  14. AravindG Group Title
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    yw :)

    • one year ago
  15. alahrichi1 Group Title
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    ok 1 sec

    • one year ago
  16. alahrichi1 Group Title
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    -96

    • one year ago
  17. AravindG Group Title
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    try again?

    • one year ago
  18. AravindG Group Title
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    show me ur step after =12/3-5*12+4*10 =12/3-5*12+40

    • one year ago
  19. alahrichi1 Group Title
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    =4-60+40 =-96 :D

    • one year ago
  20. AravindG Group Title
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    -60+40=??

    • one year ago
  21. AravindG Group Title
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    reply pls i gotta sleep after finishing this !!

    • one year ago
  22. AravindG Group Title
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    @alahrichi1 .......

    • one year ago
  23. alahrichi1 Group Title
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    -20

    • one year ago
  24. AravindG Group Title
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    -20+4=?

    • one year ago
  25. alahrichi1 Group Title
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    no bro, not -60+40 its 4 minus 60

    • one year ago
  26. AravindG Group Title
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    both are same :)

    • one year ago
  27. AravindG Group Title
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    subtraction is actually a form of addition only :)

    • one year ago
  28. AravindG Group Title
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    whatevr way you do the answer will be same

    • one year ago
  29. AravindG Group Title
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    4-60=?

    • one year ago
  30. AravindG Group Title
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    please reply fast ?

    • one year ago
  31. alahrichi1 Group Title
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    -56

    • one year ago
  32. AravindG Group Title
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    -56+40 =?

    • one year ago
  33. alahrichi1 Group Title
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    -16

    • one year ago
  34. AravindG Group Title
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    :D you done it !!!

    • one year ago
  35. AravindG Group Title
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    if you did other way also you will get -16 see =4-60+40 =4-20 =-16

    • one year ago
  36. AravindG Group Title
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    beauty of mathematics !!

    • one year ago
  37. alahrichi1 Group Title
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    omg dude u are a legend

    • one year ago
  38. AravindG Group Title
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    :D thanks ..nw i can sleep :)

    • one year ago
  39. alahrichi1 Group Title
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    good nite

    • one year ago
  40. AravindG Group Title
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    thanks hav good day/night :)

    • one year ago
  41. alahrichi1 Group Title
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    u too

    • one year ago
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