SOLUTION: I'm not sure about this. Determine whether the pair of lines is parallel, perpendicular, or neither. x-4y=-2 y=9x-4 Choose the correct answer below. A. The two lines a

Algebra ->  Graphs -> SOLUTION: I'm not sure about this. Determine whether the pair of lines is parallel, perpendicular, or neither. x-4y=-2 y=9x-4 Choose the correct answer below. A. The two lines a      Log On


   

Question 184557: I'm not sure about this.
Determine whether the pair of lines is parallel, perpendicular, or neither.
x-4y=-2
y=9x-4
Choose the correct answer below.
A. The two lines are neither parallel nor perpendicular
B. More information is needed.
C. The two lines are parallel.
D. The two lines are perpendicular.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
x-4y=-2
-4y=-x-2
y=-x/-4-2/-4
y=x/4+1/2 (red line) slope=1/4
y=9x-4 (green line) slope=9
These 2 lines are neither parallel nor perpendicular.
+graph%28+300%2C+200%2C+-6%2C+5%2C+-10%2C+10%2C+x%2F4+%2B1%2F2%2C+9x+-4%29+ (graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions x/4 +1/2 and 9x -4).