Respuesta:
x = -4 ; y = 14/3
Explicación paso a paso:
*x/3+y/2 = 1
2x+3y/6 = 1
2x+3y = 6
2x = 6-3y
x = 6-3y/2
*x/4-y/3 = -1
3x-4y/12 = -1
3x-4y = -12
3(6-3y/2) = -12
18-9y/2 = -12
18-9y = -24
18+24 = 9y
42 = 9y
14/3 = y
*x = 6-3y/2
x = 6-14/2
x = -8/2
x = -4
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Respuesta:
x = -4 ; y = 14/3
Explicación paso a paso:
*x/3+y/2 = 1
2x+3y/6 = 1
2x+3y = 6
2x = 6-3y
x = 6-3y/2
*x/4-y/3 = -1
3x-4y/12 = -1
3x-4y = -12
3(6-3y/2) = -12
18-9y/2 = -12
18-9y = -24
18+24 = 9y
42 = 9y
14/3 = y
*x = 6-3y/2
x = 6-14/2
x = -8/2
x = -4