SOLUTION: If the graph of the equation ax-4y=12 is parallel to the graph of the equation 2x-y=3, find the value of a.

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Question 713382: If the graph of the equation ax-4y=12 is parallel to the graph of the equation 2x-y=3, find the value of a.

Answer by Gogonati(855) About Me  (Show Source):
You can put this solution on YOUR website!
The slope of the line 2x-y=3 or y=2x+3 is m=2.
since lines are parallel the slopes are equal:4y=ax-12 or y=%28a%2F4%29-3
Thus a%2F4=2 or a=8.