Question

if x=1,y=1 is a solution of the equation 3x+ay=6,find the value of a

Answer 1

Hi...☺

if x = 1 and y=1 ,

Then ,

3 ×1 + a×1 = 6
3 + a = 6
a = 3

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Answer 2

3(1)+a(1)=6. (putting value of x and y)
3+a=6
a=6-3
a=3