asked 149k views
5 votes
Efraín pagó $54 por 2 kg de guayabas y 3 kg de naranjas; mientras que Sofía pagó $77 por 4 kg de naranjas y 3 kg de guayabas. ¿Cuál de los siguientes sistemas de ecuaciones permite calcular el precio de un kilogramo de guayabas y el de uno de naranjas?

asked
User WilliamK
by
7.2k points

1 Answer

3 votes
The system of equations would be


\left \{ {{54=2g+3r} \atop {77=4r+3g}} \right.

where r is the cost of each orange and g is the cost of each guava.
answered
User Zach Reneau
by
9.1k points
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