If(2a-1,a) is a solution of 9y=10x-12 then a is equal to
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10x-9y=12
10(2a-1)-9a=12
20a-10-9a=12
11a=22
a=2
10(2a-1)-9a=12
20a-10-9a=12
11a=22
a=2
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