Solution
Solution
Solution steps
Factor
Divide both sides by
Apply exponent rules
Solve
Popular Examples
Frequently Asked Questions (FAQ)
What is the answer to 3^x-3^{x-1}+3^{x-2}=21 ?
The answer to 3^x-3^{x-1}+3^{x-2}=21 is x=3Solve for x: 3^x-3^{x-1}+3^{x-2}=21
The solution is x=3