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krissywatts

  • one year ago

solve system of equation: x+y=-1 y-z=4 2x+y+5z=-38 I got 13,-14, and 10 is this correct? or is it -10?

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  1. Kanwar245
    • one year ago
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    you can always verify your ans by putting the answers in the equations and seeing if the RHS is same as LHS

  2. krissywatts
    • one year ago
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    okay

  3. krissywatts
    • one year ago
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    okay it is a positive 10. Thanks

  4. diana1
    • one year ago
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    Substitute x=-1-y and z=y-4 into 2x+y+5z=-38

  5. krissywatts
    • one year ago
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    oh okay i will diana thanks :)

  6. krissywatts
    • one year ago
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    okay now i'm gettin a negative lol

  7. krissywatts
    • one year ago
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    thanks diana1

  8. diana1
    • one year ago
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    Did you get the answer? y=-4 Find x and z

  9. krissywatts
    • one year ago
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    yes

  10. diana1
    • one year ago
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    Good job! :)

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