SOLUTION: please help me to solve this: 1/81=27^(x-2)

SOLUTION: please help me to solve this: 1/81=27^(x-2)

Algebra.Com

Question 74130: please help me to solve this: 1/81=27^(x-2)
Answer by funmath(2933) (Show Source): You can put this solution on YOUR website!
please help me to solve this: 1/81=27^(x-2)

Once the bases are the same, equate their exponents.
-4=3(x-2)
-4=3x-6
-4+6=3x-6+6
2=3x
2/3=3x/3
x=2/3
Happy Calculating!!!!
RELATED QUESTIONS
Please help me solve this 3^-1 x (1/9)^-1 x 27^-1 x (1/81)^-1 Thank you very much (answered by josmiceli)

Please help me solve: 3/2a+18 plus... (answered by ewatrrr)

Please help me solve this [[[ (-1/x) + (2/6x) = -2... (answered by Alan3354)

Please help me solve this equation write this in radical form 81 1/2 thank you... (answered by Fombitz)

Please help me to solve this... (answered by josgarithmetic,ikleyn)

please help me solve this equation:... (answered by stanbon)

please help me solve this equation: x^2 + 1 =... (answered by unlockmath)

please help me solve this equation :... (answered by satyareddy22,josgarithmetic)

my worksheet says to solve this problem, could you please help me? thank you... (answered by Nate)