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=>x + 2y = -2
2y = -2 - x
y = (-2 - x)/2
Tabulando:
si x = 0
y = (-2 - 0)/2
y = (-2)/2
y = -1 ------------------------>P1(0,-1)
Si y = 0
0 = (-2 -x)/2
0 = -2 -x
x = -2 ------------------------>P2(-2,0)
=>3x - y = 5
- y = 5 - 3x
y = (5-3x)/-1
y = 3x - 5
Tabulando:
Si x = 0
y = 3(0) - 5
y = -5 ------------------------>P3(0,-5)
Si y = 0
0 = 3x - 5
5 = 3x
5/3 = x ------------------------>P4(5/3,0)
La gráfica esta adjuntada