2x + 3y = 7...(i)
2x + 5y = 9....(ii)
Equation (ii) - Equation(i)
2x + 5y - 2x - 3y = 9 - 7
2y = 2
y = 1
Put value of y in equation (i)
2x + 3 = 7
2x = 7-3 = 4
x =2
Hence the value of x,y are 2, 1 respectively.
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