SOLUTION: for what value of a will the system of equation 4x+12y=-5, -5x+ay=8 have no solution -5 -15 12 None

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Question 1133680: for what value of a will the system of equation 4x+12y=-5, -5x+ay=8 have no solution
-5
-15
12
None
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
4%2F12=-5%2Fa------meaning parallel lines, slopes being equal.