Bigman466 Bigman466
  • 20-01-2017
  • Mathematics
contestada

Is (4,7) a solution of the systems of inequalities (2x-y>-1) )5x-3y <1) ?

Respuesta :

bcalle
bcalle bcalle
  • 20-01-2017
The ordered pair is a solution to the system.
2(4) - 7 = 1
1 > -1 YES

5(4) -3(7) = 20-21 = -1
-1 < 1 YES
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