math/calculus
posted by Roger .
solve the equation
loga(x5) loga (x+9)=loga(x7)loga(x+9)
all a's are lower
please show work

math/calculus 
Steve
collect logs
log((x5)/(x+9)) = log((x7)/(x+9))
(x5)/(x+9) = (x7)/(x9)
assuming x ≠ 9,
x5 = x7
5 = 7
no solution  typo?
even easier, add log(x+9) to both sides to get
log(x5) = log(x7)
x5 = x7
no solution 
math/calculus 
DRmT3DkwpBEe
JJ, thanks so much! If you have any griakdnds here in the DFW area, you must, must, must take them to this museum! It's not to be missed! Is your grandson an artist or an architect? Thanks for sending to him!!!
Respond to this Question
Similar Questions

math trouble
I have 2 problems I need help with using either substitution or elimination method what is the solution set of 3x 2y = 4 and 5x = 2y? 
HELP!
I have no idea what the answer to this problem is, I'm given choices but I'm still lost. Given: log sub a 2=.4, log sub a 3 =.5, log sub a 5=.8 what is log sub a .01? 
Algebra help
If loga 8=2.079, loga 5=1.609, and loga 3=1.099, find the following? 
Math  logarithmic equation
Solve the logarithmic equation. Please show all of your work. Loga(x+3) + loga(x3) = 3 
Math
Solve the logarithmic equation. Please show all of your work. Loga(x+4) + loga(x4) = 4 
Math  Properties of Logarithm
Can someone show how to this question. Loga(x+3) + Loga(x3) = 3 I don't know if I'm typing this correctly the a is the base. So, I'm thinking, Loga((x+3)(x3)) = 3 (x+3)(x3) = 3^a x^2  9 = 3^a, x^2 = 3^a + 9 x = sqrt(3^a + 9) but … 
Math
Which of the following is not a property of logarithms? 
mathplease help,need quickly
loga(x5)loga(x+9)=loga(x7)loga(x+9) all the a's are lower please show work 
Math Algebra 2
How do I put log in a TI84 calculator. #1.Express the logarithm in terms of log2M and log2N: log2(MN)4 #2. Express the logarithm in terms of log2M and log2N: log2 the cube root of M2N #3. Express the logarithm in terms of log2M and … 
Math Algebra 2
#4. Express the logarithm in terms of log2M and log2N: log2 1/MN #5. Simplify: log4 3  log4 48 #6. Solve the equation: loga x = 3/2loga 9 + loga 2 #7. Solve the equation: logb (x2 + 7) = 2/3logb 64 #8. Solve the equation: loga (3x …