If the point (3, 4) lies on the graph of the equation 3y = ax + 7, find the value of a.
Putting x = 3 and y = 4 in the given equation,
3y = ax + 7
3 (4) = a (3) + 7
5 = 3a
`a = 5/3`
Concept: Graph of a Linear Equation in Two Variables
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