9x3^x= (27)^2x-5,find the value of x
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Step-by-step explanation:
9 * 3ˣ = (27)²ˣ ⁻ ⁵
=> 3² * 3ˣ = (3³)²ˣ⁻⁵
=> 3ˣ⁺² = 3⁶ˣ⁻¹⁵
//When bases are same, powers are equal.
=> x + 2= 6x - 15
=> 2 + 15 = 6x - x
=> 5x = 17
=> x = 17/5
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