Nuffnuffnice
Nuffnuffnice Nuffnuffnice
  • 14-02-2017
  • Mathematics
contestada

How many solutions do these systems of equations have?

1) x=-4y+4 and 2x+8y=8

2) y=4x+3 and 2y-8x=3

3) x-3y=15 and 3x-9y=45

4) y-5x=-6 and 3y-15x=-12

Respuesta :

jessica281
jessica281 jessica281
  • 14-02-2017
the first one is true
second false
third true
fourth true
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