Question

resuelve el siguinte sistema: 2(y+2)-x=x+6 2(y+1)+x=5+y

Answer 1

2(y + 2) - x = x + 6
2(y + 2) = x + x + 6
2y + 4 = 2x + 6
2y = 2x + 6 - 4
2y = 2x + 2
y = x + 1

2(y + 1) + x = 5 + y
2y + 2 - y = 5 - x
y = 5 - x - 2
y = 3 - x 

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