anonymous
  • anonymous
Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 Which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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pooja195
  • pooja195
Following....
anonymous
  • anonymous
huh
pooja195
  • pooja195
"Which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? " Follwoing...

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anonymous
  • anonymous
Multiply the second equation by −4 to get −16x − 4y = −80 Multiply the second equation by −1 to get −4x − y = −20 Multiply the first equation by 2 to get 4x + 8y = 28 Multiply the first equation by −1 to get −2x − 4y = −14
pooja195
  • pooja195
Well opposites cancel So a negative # and a positive # cancel out What do you think that answer is?
anonymous
  • anonymous
A?
pooja195
  • pooja195
Thats correct :)

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