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5^x-3 x 3^2x-8 = 225
5 x 3 ^ x-3+2x-8 = 225
15^3x-11 = 15^15
Since, base are same, their exponents must be equal.
3x-11 = 15
3x = 26
X= 26/3
= 13
Therefore, x = 13
khushimalviya1:
the answer is wrong
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