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Popular >

3^{2x-5}=81

Solution

3^{2 x - 5} = 81

Solution

x = \frac{9}{2}

+1

Decimal Notation

x = 4.5

Solution steps

3^{2 x - 5} = 81

Apply exponent rules

2 x - 5 = 4

Solve

2 x - 5 = 4 : x = \frac{9}{2}

x = \frac{9}{2}

Popular Examples

6^x+(36)/(6^x)=37

6^{x} + \frac{36}{6 ^{x}} = 37

solvefor x,9^{x+1}+1=10(3^x)solve for

x, 9^{x + 1} + 1 = 10 (3^{x})

2^{x} = \frac{4}{3}

4 \cdot 3^{x} = 7 \cdot 5^{x}

125 = 5^{x}

Frequently Asked Questions (FAQ)

What is the answer to 3^{2x-5}=81 ?
The answer to 3^{2x-5}=81 is x= 9/2
Solve for x: 3^{2x-5}=81
The solution is x= 9/2