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How many solutions does -4x+y=1 and 2y-2=8x have?
59.2k views
4 votes
How many solutions does
-4x+y=1
and
2y-2=8x have?

User Rowf Abd
by
7.9k points

1 Answer

6 votes
Well let's put both in slope intercept form first, which is y=mx+b, in other words solve for y.

-4x + y = 1
y = 4x + 1

2y - 2 = 8x
2y = 8x + 2
y = 4x + 1

They are the same line as you can see. Therefore, they will have infinitely many solutions.
User Xavier Falempin
by
8.1k points
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