Seudónimo Seudónimo
  • 24-11-2016
  • Mathematics
contestada

Solve, using the substitution method.

y + 2x = 7
14 – 4x = 2y



A.


The solution is (1, 5)


B.


The solution is (21, 0)


C.


There are an infinite number of solutions.


D.


There is no solution.

Respuesta :

Milly1111 Milly1111
  • 24-11-2016
Y=7-2x
14-4x=2(7-2x)
14-4x=14-4x

C.infinite number
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