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anonymous

  • 5 years ago

(^3+6x-6)+(9x^3-7x+4)

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  1. anonymous
    • 5 years ago
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    add all the like terms together.

  2. anonymous
    • 5 years ago
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    13x^3

  3. anonymous
    • 5 years ago
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    okay, and what about the x terms? and the constants?

  4. anonymous
    • 5 years ago
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    is it 13x^3+13x-2?

  5. anonymous
    • 5 years ago
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    this is simplfying

  6. anonymous
    • 5 years ago
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    how is 6x -7x = 13x?

  7. anonymous
    • 5 years ago
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    -13?

  8. anonymous
    • 5 years ago
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    huh? tell me, what is 6-7?

  9. anonymous
    • 5 years ago
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    well see 7-6 is 1 but im looking at it as take away 7 from 6

  10. anonymous
    • 5 years ago
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    right, so you end up with negative 1.

  11. anonymous
    • 5 years ago
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    oh ok

  12. anonymous
    • 5 years ago
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    it is like if I owed you 5 dollars and then I gave you 10 dollars, you now owe me 5 dollars. In other words, I can say that I owe you negative 5 dollars.

  13. anonymous
    • 5 years ago
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    i dont know what i was thinking so its 13x^3-1-2

  14. anonymous
    • 5 years ago
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    or 13x^3-3

  15. anonymous
    • 5 years ago
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    no no. it is 6x - 7x, not 6-7. I was just telling you that to explain what 6-7 means. your equation is 13x^3-x-2

  16. anonymous
    • 5 years ago
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    okay i see now thanks

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spraguer (Moderator)
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