birdie4 birdie4
  • 08-02-2017
  • Mathematics
contestada

plz help with this!!!

plz help with this class=

Respuesta :

Аноним Аноним
  • 10-02-2017
4x - y = 61 
2y = x

substitute x = 2y in first equaation:-

4(2y) - y = 61
7y = 61 
y = 61/7 

so x = 2 * 61/7  = 122/7

y = 8 5/7  and x = 17 3/7
Answer Link

Otras preguntas

A certain medicine is given in an amount proportional to a patient's body weight. Suppose a patient weighing 195 pounds requires 279 milligrams of medicine.
[Orin] stood there, he says, hefting a cold clod, playing with the Velcro on his puffy coat, watching as the Moms, bent way down to me, hand reaching, her lower
What is the purpose of ziggurats?
N divided by 10 =32.7
Which amendment was affected most by the civil war??
what does a Rodriguez fruit bat eat?
solve and graph the inequality
In Colin Linden's "Lucky Charm, " why do Pete and Madigan have an argument? A.Pete does not believe a young boy should be allowed in the Emporium. B.Madigan wan
what are the different types of keyboards?mention the area of these keyboard
what do you get if you cross a tiger and a lion