amyannereed1999
amyannereed1999 amyannereed1999
  • 23-10-2016
  • Mathematics
contestada

How do I work out this problem? Ln(5x-3)=Ln9-Ln(x-3)

Respuesta :

toporc
toporc toporc
  • 23-10-2016
Using the laws of logs, the equation can be simplified to:
5x - 3 = 9/(x - 3)
Cross-multiplying gives:
(5x - 3)(x - 3) = 9
Expanding and rearranging, we get:
5x^2 - 18x = 0
which factorizes to:
x(5x - 18) = 0
Therefore x = 0, 3 3/5.
Answer Link

Otras preguntas

what is 12.2billion divided by 3.8%
Please solve equations by completing square
How can I work out 30% of (blank) is 60?
what recent world issues/problems can be solved if people rocognize and perform their role effectively
What role do media, such as virtual worlds, play in shaping gender stereotypes?
find the common ratio of r 6,24,96,384
Which is the most appropriate unit of measurements to use to measure the thickness of a quarter? Elaborate. A.) meters B.) Kilometers C.) Centimeters D.) Millim
Write y=2x^2+8x+5 in vertex form. Please
True or false the origin would be included in the solution set for the following inequality: y>3x-9
Write y=2x^2+8x+5 in vertex form. Please