ampcola7 ampcola7
  • 10-04-2017
  • Mathematics
contestada

How many solutions does the following system of equations have?
y=5/2x+2
2y=5x+4

Respuesta :

RigoMontalvo983
RigoMontalvo983 RigoMontalvo983
  • 10-04-2017
y = 5/2 x + 2
2 y = 5 x + 4  ( we will use the substitution method )
2 ( 5/2 x + 2 ) = 5 x + 4
5 x + 4 = 5 x + 4
0 · x = 0
x , y ∈  R

Answer : "C" ) infinitely many solutions.
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