Respuesta :

che8
Grapes are $3/pound. I have $30 to spend on grapes for the party. I know that if I buy less than 5 pounds I will not have enough? How much can I buy? x = the pounds
Seprum
John is two times older than Mike. But in the same time Mike is just 6 years younger then John. What is John's and Mike's age?

Here [tex]x[/tex] represents John's age and [tex]y[/tex] represents Mike's.
[tex] \left \{ {{x=2y} \atop {x-6=y}} \right. [/tex]

Otras preguntas