davieeast davieeast

21-12-2017
Mathematics

contestada

HELP PLEASE !!!

how many solutions does the system of equations have?
x - 4y = 12 and y = 1/4 x - 3

a. one
b. two
c. infinitely many
d. none

Respuesta :

anchitthawi anchitthawi

03-01-2018

x - 4y = 12 ----(1)
y = 1/4 x - 3 ----(2)

(2)*4 ; 4y= x-12
(1) is exactly the same equation with (2)
so there are many solutions (c)

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