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Popular >

3^x=81^{x+2}

Solution

3^{x} = 8 1^{x + 2}

Solution

x = - \frac{8}{3}

+1

Decimal Notation

x = - 2.66666 \dots

Solution steps

3^{x} = 8 1^{x + 2}

Apply exponent rules

x = 4 (x + 2)

Solve

x = 4 (x + 2) : x = - \frac{8}{3}

x = - \frac{8}{3}

Popular Examples

2 = e^{0.09 t}

e^{2 t} = 1

9^x-10(3^x)+9=0

9^{x} - 10 (3^{x}) + 9 = 0

1.06 1^{x} = 2

81^x= 1/(sqrt(3))

8 1^{x} = \frac{1}{3}

Frequently Asked Questions (FAQ)

What is the answer to 3^x=81^{x+2} ?
The answer to 3^x=81^{x+2} is x=-8/3
Solve for x: 3^x=81^{x+2}
The solution is x=-8/3