Respuesta:
x = -4/9
y = 7/9
Explicación paso a paso:
2x + 5y = 3
x - 2y = -2 /×-2
Despejo y
-2x + 4y = 4
9y = 7
Despejo x
x -2(7/9) = -2
x -14/9 = -2
x = -2 + 14/9
x = (-18+14)/9
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Respuesta:
x = -4/9
y = 7/9
Explicación paso a paso:
2x + 5y = 3
x - 2y = -2 /×-2
Despejo y
2x + 5y = 3
-2x + 4y = 4
9y = 7
y = 7/9
Despejo x
x -2(7/9) = -2
x -14/9 = -2
x = -2 + 14/9
x = (-18+14)/9
x = -4/9