Q. 25.0( 2 Votes )

If (a,4) lies on the graph of 3x+y=10, then the value of a is
A. 3

B. 1

C. 2

D. 4

Answer :

Given, (a,4) lies on the graph of 3x+y=10


Thus it is a solution


3a + 4 = 10


a = 2

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