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Popular >

3^{x+2}+3^x=2430

Solution

3^{x + 2} + 3^{x} = 2430

Solution

x = 5

Solution steps

3^{x + 2} + 3^{x} = 2430

Factor

3^{x + 2} + 3^{x} : 10 \cdot 3^{x}

10 \cdot 3^{x} = 2430

Divide both sides by

10

3^{x} = 243

Apply exponent rules

x = 5

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-1^2*(-1^n)=-1^{2n}

- 1^{2} \cdot (- 1^{n}) = - 1^{2 n}

Frequently Asked Questions (FAQ)

What is the answer to 3^{x+2}+3^x=2430 ?
The answer to 3^{x+2}+3^x=2430 is x=5
Solve for x: 3^{x+2}+3^x=2430
The solution is x=5