Respuesta:
x = 30 y = 70
Explicación paso a paso:
x + y = 100 (-2) -2x -2y = -200 2x = 60 x+ y =100
2x + 4y = 260 (1) 2x +4y = 260 x = 60/2 30 +y = 100
x = 30 y = 100 -30
2y = 60 y = 70
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Respuesta:
x = 30 y = 70
Explicación paso a paso:
x + y = 100 (-2) -2x -2y = -200 2x = 60 x+ y =100
2x + 4y = 260 (1) 2x +4y = 260 x = 60/2 30 +y = 100
x = 30 y = 100 -30
2y = 60 y = 70