Respuesta:1. x+3y=6
2. 5x-2y=13
Despejar x de 1;
x = 6 - 3y
Sustituir en 2;
5(6 - 3y) - 2y = 13
30 - 15y - 2y =13
17y = 30-13
17y = 17
y = 1
x =6-3(1)
x = 3
Explicación paso a paso:
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Respuesta:1. x+3y=6
2. 5x-2y=13
Despejar x de 1;
x = 6 - 3y
Sustituir en 2;
5(6 - 3y) - 2y = 13
30 - 15y - 2y =13
17y = 30-13
17y = 17
y = 1
x =6-3(1)
x = 3
Explicación paso a paso: