SrDripalot SrDripalot
  • 14-02-2020
  • Mathematics
contestada

Solve for x. 2log3(x + 4) - log39 = 2

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 14-02-2020

Answer:

[tex] x = 5 [/tex]

Step-by-step explanation:

[tex] 2 \log_3(x + 4) - \log_3 9 = 2 [/tex]

[tex] 2 \log_3(x + 4) - 2 = 2 [/tex]

[tex] 2 \log_3(x + 4) = 4 [/tex]

[tex] \log_3(x + 4) = 2 [/tex]

[tex] x + 4 = 3^2 [/tex]

[tex] x + 4 = 9 [/tex]

[tex] x = 5 [/tex]

Answer Link

Otras preguntas

How do plant populations in a community change over time?
Describe how the Hawaiian Islands were formed and how they are evidence for mantle plumes.
What biome is New Caledonia considered?
according to hamilton what are implied powers?A.powers not expressly forbidden in the constitutionB.powers that were forbidden in the constitutionC.powers that
What are 3 physical properties of aluminum foil
6 divded by 2/3 = what
What biome is New Caledonia considered?
How do plant populations in a community change over time?
A grade has 81 girls and 72 boys. The grade is spilt into groups that have the same ratio of boys to girls as the whole grade. How many girls are in a group tha
How do plant populations in a community change over time?