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Without graphing how can i tell if. X + 4y=28 and 2x +8y=56 is inconsistent. Dependent or neither
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2 votes
Without graphing how can i tell if. X + 4y=28 and 2x +8y=56 is inconsistent. Dependent or neither

User Knut Arne Vedaa
by
8.1k points

1 Answer

2 votes
hello :
x+4y = 28
multiply by : 2
2x+8y =56
same line (same graph)
the system is : Dependent
when the solution is :
x = k .... k in R
y = -1/4 x +7
User Artdv
by
8.6k points
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