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Popular >

27^{x+2}=81

Solution

2 7^{x + 2} = 81

Solution

x = - \frac{2}{3}

+1

Decimal Notation

x = - 0.66666 \dots

Solution steps

2 7^{x + 2} = 81

Apply exponent rules

3 (x + 2) = 4

Solve

3 (x + 2) = 4 : x = - \frac{2}{3}

x = - \frac{2}{3}

Popular Examples

e^{2 x} = e^{x + 1}

50^{40}50^n= 1/25

5 0^{40} 5 0^{n} = \frac{1}{25}

5^{x} = 4^{2 x + 1}

solvefor b,e^{3b}=2+b solve for

b, e^{3 b} = 2 + b

2^{x} + \frac{4}{2 ^{x}} = 5

Frequently Asked Questions (FAQ)

What is the answer to 27^{x+2}=81 ?
The answer to 27^{x+2}=81 is x=-2/3
Solve for x: 27^{x+2}=81
The solution is x=-2/3