Respuesta:
2x+5y=9
3x+4y=3
============
6x+15y=27
6x+8y=6
15y-8y=27-6
7y=21
y=3
sustituyendo
2x+5(3)=9
2x=9-15
2x=-6
x=-3
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Verified answer
Respuesta:
2x+5y=9
3x+4y=3
============
6x+15y=27
6x+8y=6
============
15y-8y=27-6
7y=21
y=3
sustituyendo
2x+5(3)=9
2x=9-15
2x=-6
x=-3