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

A projectile is shot from the edge of a cliff 140 m above ground with an initial speed of 120 m/s at an angle of 38 degrees above the horizontal. What is the ti
Processed lowfat foods are typically low in calories T F
Based on the phylogenetic chart, which three statements are true about the relationship between the organisms?A human is more closely related to a mouse than a
what kind of relationship did the Soviet Union have with the United States in 1945​
Carbon dating. The half-life of C-14 is about 5730 yr. a) Archeologists find a piece of cloth painted with organic dyes. Analysis of the dye in the cloth shows
Find the LCM of 24,36
Answer:What is the density of an object that has a mass of 10 g and a volumeof 5 mL?a. 0.5 g/ mLb. 2 g/mLc. 15 g/ mLd. 50 g/ mL​
A weather forecasting website indicated that there was a 90​% chance of rain in a certain region. Based on that​ report, which of the following is the most reas
solve -3(-8b+7)=3(2b-1)
A television advertisement shows several teenagers searching through the refrigerator for something to satisfy their hunger. The refrigerator offers the teenage