Which of the following lines is NOT
parallel
to
y
= 2
x
+ 1?
2
x
+
y
= 1
4
x
 2
y
= 3
y
 2
x
= 1
2
x

y
= 3
Parallel Lines & Slopes
Write the standard form of the
equation of the line
passing through (1, 2) and
perpendicular
to the
line
2
x
 3
y
= 9.
3
x
+ 2
y
= 7
3
x
+ 2
y
= 7
2
y
= 3
x
 7
3
x
 2
y
= 7
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