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Algebra
Determine if Parallel Are the lines defined by the equations y=-3x+1 and 2y=-6x-8 parallel?
Are the lines defined by the equations
y
=
−
3
x
+
1
y
=
-
3
x
+
1
and
2
y
=
−
6
x
−
8
2
y
=
-
6
x
-
8
parallel?
Step 1
The
slopes
of
y
=
−
3
x
+
1
y
=
-
3
x
+
1
and
2
y
=
−
6
x
−
8
2
y
=
-
6
x
-
8
are both
−
3
-
3
.
Parallel
Step 2
⎡
⎢
⎣
x
2
1
2
√
π
∫
x
d
x
⎤
⎥
⎦
[
x
2
1
2
π
∫
x
d
x
]
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