Respuesta: 4+3k
Explicación paso a paso:
Karina:k
Luis: 3k
Lorena: 4+L= 4+3k= 40
4+3k = 40
3k = 40 - 4
3k = 36
k = 36/3
k = 12
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Respuesta: 4+3k
Explicación paso a paso:
Karina:k
Luis: 3k
Lorena: 4+L= 4+3k= 40
4+3k = 40
3k = 40 - 4
3k = 36
k = 36/3
k = 12