Question

x + 12 / x + 22 = x + 42 / x+72​

Answer 1

x^2 +12 + 22x / x = x^2 +42+72x/x

x^2 +42+72x - x^2 -12-22x =0

72x-22x +42-12 = 0

50x + 30 = 0

50x = -30

x = -30/50

x= -3/5 ans.