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raiders88

  • one year ago

solve the system of equations by substitutions : x=-4y x+5y

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  1. raiders88
    • one year ago
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    @misty1212

  2. niahloves
    • one year ago
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    10y

  3. LynFran
    • one year ago
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    u r given x=-4y where ever u see x sub that into x+5y

  4. LynFran
    • one year ago
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    what did u get?

  5. raiders88
    • one year ago
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    idk

  6. LynFran
    • one year ago
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    -4y+5y

  7. LynFran
    • one year ago
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    simplify

  8. LynFran
    • one year ago
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    is that even the equations?

  9. LynFran
    • one year ago
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    x=-4y x+5y ??

  10. niahloves
    • one year ago
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    9y?

  11. LynFran
    • one year ago
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    -4y+5y equals y its like saying 5y-4y....

  12. raiders88
    • one year ago
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    plz just tell me what it is

  13. raiders88
    • one year ago
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    @misty1212

  14. raiders88
    • one year ago
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    @welshfella

  15. welshfella
    • one year ago
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    the second part is not an equation ( no '=')

  16. welshfella
    • one year ago
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    x + 5y is not an equation

  17. LynFran
    • one year ago
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    thats what i realize..and why i asked "is that even the equations"

  18. mathstudent55
    • one year ago
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    A system of equation needs to have at least two equations. x = -4y is an equation. Where is the second equation?

  19. dinamix
    • one year ago
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    -4y+5y = 5y-4y= y(5-4) = y @raiders88

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