kadinmorgan
kadinmorgan kadinmorgan
  • 12-12-2018
  • Mathematics
contestada

Solve using double substitution

y=2x+5
6x-3y=6

Respuesta :

gmany
gmany gmany
  • 12-12-2018

Substitute y = 2x + 5 to the second equation 6x - 3y = 6:

6x - 3(2x + 5) = 6             use distributive property

6x - (3)(2x) - (3)(5) = 6

6x - 6x - 15 = 6

-15 = 6    FALSE

Answer: NO SOLUTION

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