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anonymous

  • one year ago

What is the value of the expression –c + d when c = –3.5 and d = –12.8? A. –9.3 B. –16.3 C. 15.3 D. 16.3

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  1. anonymous
    • one year ago
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    B

  2. anonymous
    • one year ago
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    +3.5-12.8 = -9.3

  3. anonymous
    • one year ago
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    @Learner11 incorrect

  4. anonymous
    • one year ago
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    −3.5+−12.8= -16.3

  5. anonymous
    • one year ago
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    -c+d =- (-3.5)+(-12.8) =+3.5-12.8 = -9.3

  6. anonymous
    • one year ago
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    @BlooooooBlahBLIIIIK ?

  7. anonymous
    • one year ago
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    substitute -3.5 for c and -12.8 for d then do the math thats all you have to do when they give substitution numbers in the question.

  8. anonymous
    • one year ago
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    am I right guys ?

  9. anonymous
    • one year ago
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    yes

  10. anonymous
    • one year ago
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    thanks . You can give me a medal :)

  11. anonymous
    • one year ago
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    lol yeah :)

  12. anonymous
    • one year ago
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    Learner11 :P

  13. anonymous
    • one year ago
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    whats ur name

  14. anonymous
    • one year ago
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    I told :P

  15. anonymous
    • one year ago
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    cool u play 20 question

  16. anonymous
    • one year ago
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    what?

  17. anonymous
    • one year ago
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    do u play the game 20 questions

  18. anonymous
    • one year ago
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    nope .

  19. anonymous
    • one year ago
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    actualy it is 16.3 i redid my math it is b

  20. anonymous
    • one year ago
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    But How ?

  21. anonymous
    • one year ago
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    look if u substitute -3.5 for c and - 12.8 for d that would give u the equation -3.5+(-12.8 which =16.3 add it up in a calculator and you willl see

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