Find the value of a for each of the following if x=1,y=1 is its solution : (a) x-y=0 , (b) 3x+ay=6.
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Find the value of a for each of the following if x=1,y=1 is its solution : (a) x-y=0 , (b) 3x+ay=6.
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☆Given:
x = 1 ; y = 1
Two equations :
(a) x-y=0 , (b) 3x+ay=6
☆To find:
=> Value of a in each cases.
■ Solution:
(a) x - y =0
1 - 1 = 0 [ Here a Is not present ]
(b) 3x + ay = 6
3 (1) + a (1)= 6
3+a = 6
=> a = 3
Hope this helps you !