SOLUTION: I think that this question goes under this section: Which of the following statements is true for the graphs of equations 1 and 2?? 1. 2x+y=15 2. 3y=-6x+

Algebra ->  Systems-of-equations -> SOLUTION: I think that this question goes under this section: Which of the following statements is true for the graphs of equations 1 and 2?? 1. 2x+y=15 2. 3y=-6x+      Log On


   

Question 69950: I think that this question goes under this section:
Which of the following statements is true for the graphs of equations 1 and 2??
1. 2x+y=15 2. 3y=-6x+30
A- the graphs of 1 and 2 are parallel.
B- the graphs of 1 and 2 are perpendicular.
C- the graphs of 1 and 2 are the same line.
D- the graphs of 1 and 2 are neither parallel nor perpendicular.
E- none of the above.

Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
2x+y=15 y=-2x+15
3y=-6x+30 y=-6x/3+30/3 y=-2x+10
ANSWER IS A) THEY ARE PARALLEL
+graph%28+300%2C+200%2C+-6%2C+15%2C+-10%2C+15%2C+y+=+-2x+%2B15%2C+y+=+-2x+%2B10%29+ (graph 300x200 pixels, x from -6 to 15, y from -10 to 15, of TWO functions y = -2x +15 and y = -2x +10).