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kelly226

  • 3 years ago

heeelp pleeeaaasseee!!?!?!?! i give a medal AND be ur FAANN!!:)

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  1. kelly226
    • 3 years ago
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  2. mathsmind
    • 3 years ago
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    that is simple

  3. mathsmind
    • 3 years ago
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    i will show you how to answer that question

  4. kelly226
    • 3 years ago
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    ok..thank u!:)

  5. mathsmind
    • 3 years ago
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    step one: \[9y = 2(7y-5)\]

  6. mathsmind
    • 3 years ago
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    step two: \[9y = 14y -10\]

  7. mathsmind
    • 3 years ago
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    step three: \[14y-9y=10\]

  8. mathsmind
    • 3 years ago
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    step four: \[5y =10\]

  9. mathsmind
    • 3 years ago
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    step five: \[y = \frac{ 10 }{ 5 }\]

  10. mathsmind
    • 3 years ago
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    finally, \[y = 2\]

  11. kelly226
    • 3 years ago
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    ooohh! thaaanks!!:D

  12. mathsmind
    • 3 years ago
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    you're welcome

  13. mathsmind
    • 3 years ago
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    if any of the steps you did not understand let me know

  14. kelly226
    • 3 years ago
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    ok.. thank u soo much!:)

  15. mathsmind
    • 3 years ago
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    all the best

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