Respuestas

2013-12-06T01:47:40+01:00
X = 3y
x^2 + y^2 = 160

(3y)
^2 + y^2 = 160
9y
^2 + y^2 = 160
10y
^2 = 160
y
^2 = 160/10
y
^2 = 16
y = √16
y = 4

x = 3y
x = 3(4)
x = 12