samanthagomez3691 samanthagomez3691
  • 14-12-2022
  • Mathematics
contestada

To eliminate x, how would you change the equations below?
-x+9y=17
-4x+7y-14
a) Multiply the first equation by -1.
b) Multiply the first equation by -4.
c) Multiply the second equation by 2.
d) Multiply by the second equation by -4..

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