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dnance

  • 2 years ago

how do you cross multiply when theres a letter involved??

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  1. WLB250219
    • 2 years ago
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    what is the problem you are working on?

  2. dnance
    • 2 years ago
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    3/4=21/2+d

  3. jiteshmeghwal9
    • 2 years ago
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    3(2+D)=4(21)

  4. best.shakir
    • 2 years ago
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    |dw:1344010514907:dw|

  5. jiteshmeghwal9
    • 2 years ago
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    |dw:1344010644530:dw|

  6. best.shakir
    • 2 years ago
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    so therefore 6+3d=84 3d=84-6=78 d=78/3=

  7. best.shakir
    • 2 years ago
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    ans is 24

  8. best.shakir
    • 2 years ago
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    sorry 26

  9. jiteshmeghwal9
    • 2 years ago
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    now take variable at one side & constants @ one side to solve it d=84-6 d=78/3=26

  10. jiteshmeghwal9
    • 2 years ago
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    |dw:1344010744884:dw|

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