Explicación paso a paso:
8x + 3y = 25
2x - y = 1 (×3)
8x + 3y = 25. se suman las dos ecuaciones
6x - 3y = 3
14x = 28
x = 2
y = 3
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Explicación paso a paso:
8x + 3y = 25
2x - y = 1 (×3)
8x + 3y = 25. se suman las dos ecuaciones
6x - 3y = 3
14x = 28
x = 2
y = 3
x - y = 1