Allison112200 Allison112200
  • 01-01-2015
  • Mathematics
contestada

Help on logarithmic equation

Help on logarithmic equation class=

Respuesta :

Аноним Аноним
  • 02-01-2015
[tex]\log _{ 2 }{ \left( 3-x \right) } +\log _{ 2 }{ 5 } =2\log _{ 3 }{ 5 } \\ \\ \log _{ 2 }{ \left( 5\left( 3-x \right) \right) } =\log _{ 3 }{ \left( { 5 }^{ 2 } \right) } \\ \\ { 2 }^{ \log _{ 3 }{ 25 } }=5\left( 3-x \right) \\ \\ { 2 }^{ \log _{ 3 }{ 25 } }=15-5x\\ \\ 5x=15-{ 2 }^{ \log _{ 3 }{ 25 } }\\ \\ x=\frac { 15 }{ 5 } -\frac { { 2 }^{ \log _{ 3 }{ 25 } } }{ 5 } \\ \\ x=3-\frac { { 2 }^{ \log _{ 3 }{ 25 } } }{ 5 } [/tex]
Answer Link

Otras preguntas

Solve 7x+4y=8 for y. help, how do i solve?
Replace the direct object with the correct direct object pronoun.ana lee un libro en la biblioteca. a.ana los lee en la biblioteca. b.ana lee la en la bibliotec
which of the following is a correct statement about the characteristics of water
according to the Kinetic Molecular Theory, as the volume of an enclosed gas increases:
Factor each expression 59. s^2-20s+100 61. r^2-64 63. 25m^2+80m+64 65. g^2-225 67. 36h^2-12h+1 69. 32v^2-8
what is ____+ 634637= 5362677
Find the gcf of 190 and 210 .
I need help is it A B C or D
how do you simply this problem?
The Leonardo family saves the same amount of money each month for vacation . From January 1st to September 30th they saved $ 1314 . How mu