SOLUTION: A family of lines have equation of the form x/a - y/12 = 4. Find the value of a if the gradient is 2.

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Question 1109032: A family of lines have equation of the form x/a - y/12 = 4. Find the value of a if the gradient is 2.

Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
x/a - y/12 = 4

12x%2Fa-y=48
-
12%2Fa=2
a%2F12=1%2F2
highlight%28a=6%29