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anonymous

  • one year ago

Express the perimeter of the triangle as a polynomial. algebra, semester 1, unit 12, MUT A. 10x – 14 B. –10x + 14 C. 10x + 14 D. 9x – 14

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  1. misty1212
    • one year ago
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    HI!!

  2. misty1212
    • one year ago
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    add the sides

  3. anonymous
    • one year ago
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    -1x, -12x, 8x

  4. misty1212
    • one year ago
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    \[2x-3+x-12+7x+1\] is the first step

  5. misty1212
    • one year ago
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    combining like terms is the second step

  6. anonymous
    • one year ago
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    ok

  7. anonymous
    • one year ago
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    i'm thinking A then or B

  8. anonymous
    • one year ago
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    @misty1212

  9. anonymous
    • one year ago
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    \[2x+x+7x=?\]

  10. anonymous
    • one year ago
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    D

  11. anonymous
    • one year ago
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    ?

  12. anonymous
    • one year ago
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    D is a letter you need to find \[2x+x+7x\]

  13. misty1212
    • one year ago
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    same as \[2+1+7\] only with an x after it

  14. anonymous
    • one year ago
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    i'm talking about the answer D 9*-14

  15. anonymous
    • one year ago
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    oo ok

  16. misty1212
    • one year ago
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    no it cannot be that because \(2+1+7\neq 9\)

  17. anonymous
    • one year ago
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    well i was thinking A

  18. anonymous
    • one year ago
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    stop with the letters lets just find the answer, then we can figure out which one it is

  19. anonymous
    • one year ago
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    did you find \[2x+x+7x\]?

  20. anonymous
    • one year ago
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    10x+14

  21. misty1212
    • one year ago
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    ok \[2x+x+70=10x\] is correct

  22. misty1212
    • one year ago
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    what about \[-3-12+1\]?

  23. anonymous
    • one year ago
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    -10x+14

  24. anonymous
    • one year ago
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    oh no what is \[-3-12+1\]?

  25. anonymous
    • one year ago
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    10x+14

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