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gigi1103

  • one year ago

What is the sum of r + s when r = –16.2 and s = –18.5? A. –34.7 B. –2.3 C. 2.3 D. 34.7

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  1. misty1212
    • one year ago
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    \[-16.2-18.5\] and a calculator

  2. gigi1103
    • one year ago
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    i thinks its a

  3. anonymous
    • one year ago
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    intergers

  4. gigi1103
    • one year ago
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    but like is it a?

  5. anonymous
    • one year ago
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    - is negative and + is positive(or just the number)

  6. anonymous
    • one year ago
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    - and - is positive

  7. gigi1103
    • one year ago
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    so it is d

  8. anonymous
    • one year ago
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    - and + is positive

  9. misty1212
    • one year ago
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    you got a calculator?

  10. gigi1103
    • one year ago
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    so thats what i thought but am i right is it d

  11. misty1212
    • one year ago
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    let me ask again do you have a calculator?

  12. gigi1103
    • one year ago
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    yes

  13. misty1212
    • one year ago
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    put in \(-16.2-18.5)\)

  14. gigi1103
    • one year ago
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    ok

  15. misty1212
    • one year ago
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    or use this

  16. misty1212
    • one year ago
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    http://www.wolframalpha.com/input/?i=-16.2-18.5

  17. gigi1103
    • one year ago
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    yay i was right

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