maura2mconroy0547 maura2mconroy0547

01-03-2017
Mathematics

contestada

which system has infinitely many solutions?

a. y=2x+6
y-8x=21

b. 4x-4y=4
x-y=1

c. 4x+2y=5
x-2y=9

d. none of these

Respuesta :

wolf1728 wolf1728

02-03-2017

The answer is "b"
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