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blondebaby42911

  • 4 years ago

If you were to use the elimination method to solve the following system, choose the new system of equations that would result after the variable z is eliminated in the first and second equations, then the second and third equations. x + y – 3z = –8 2x + 2y + z = 12 3x + y – z = –2 Answers A)7x + 7y = 28 3x + y = –2 B.)7x + 7y = 28 5x + 3y = 10 c.) x + y = –8 3x + y = –2 D.) x + y = –8 5x + 3y = 14

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  1. jimmyrep
    • 4 years ago
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  2. blondebaby42911
    • 4 years ago
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    yay! thank you so much. Im in virtual school, and they dont teach the lessons very well and i need to pass and its real hard.

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