Question

solve this equation by eliminating coefficient

Answer 1

2a+5b=1/4
multiply by 3 both side

6a+15b=3/4....(1)


3a+6b=1/3

multiply with 2 both side

6a+12b=2/3....(2)

solving first and second.
we get. b=1/36 and a=1/18

Answer 2

a =1/18 ,b=1/16. . it is final