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kaylaprincess

  • one year ago

Please help! I have an exam at nine and I don't understand how to solve this..

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  1. kaylaprincess
    • one year ago
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    This is off my study guide. The question asks which of the expressions are correct. I see the answer but I don't know how they got it... I need step by step process to see!!

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  2. kaylaprincess
    • one year ago
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    @Nnesha @Jaynator495 @Abhisar @ganeshie8 i have an exam soom, can you show me these steps to solve this??

  3. Nnesha
    • one year ago
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    f(x) is same as y so we can replace f(x) with y \[\huge\rm \color{reD}{y}=\frac{ 3\color{blue}{x}-4 }{ 5 }\] now to find inverse(f^{-1}(x) ) you should `switch x and y ` \[\huge\rm \color{blue}{x}=\frac{ 3\color{red}{y}-4 }{ 5 }\] now solve for y

  4. kaylaprincess
    • one year ago
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    multiply by five to get rid of the fraction?

  5. Nnesha
    • one year ago
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    yes right

  6. kaylaprincess
    • one year ago
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    doing the work one moment

  7. kaylaprincess
    • one year ago
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    oh so x = 3y - 4 ?

  8. Nnesha
    • one year ago
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    you should multiply both sides one u do something to the one side you Have to do the same thing to the opposite side

  9. kaylaprincess
    • one year ago
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    5x = 3y - 4 ?

  10. Nnesha
    • one year ago
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    yes right

  11. kaylaprincess
    • one year ago
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    add four now ?

  12. kaylaprincess
    • one year ago
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    5x + 4 = 3y ?

  13. Nnesha
    • one year ago
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    good right

  14. Nnesha
    • one year ago
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    looks good last step!

  15. kaylaprincess
    • one year ago
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    divide by three ?

  16. Nnesha
    • one year ago
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    that's it!

  17. kaylaprincess
    • one year ago
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    Thank you so much for your help and time! I really appreciate it.

  18. Nnesha
    • one year ago
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    np :=) good work!

  19. kaylaprincess
    • one year ago
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    thank you <3

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