Respuesta :

carlosego
For this case we have the following equations:
 x + y = 3
 y = 2x - 15
 Whose solution is given by:
 x = 6
 y = -3
 Or equivalently the ordered pair:
 (x, y) = (6, -3)
 Answer:
 (x, y) = (6, -3)
 See attached image
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