slove x :- 5^x+5^x+1=5^3*30
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Given 5x - (1/3) (x + 1) = 6(x + (1/30))
Taking L.M.C on both sides, we get
(15x - (x + 1))/ 3 = 6 (30x + 1)/30
By cross multiplication,
10(14x - 1) = 6(30x + 1)
140x-10 = 180x +6
140x - 180x = 6 + 10
-40x = 16
-x = 2/5
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