latiaprice
latiaprice
13-01-2015
Mathematics
contestada
3^x-5=81
Exponential equation
Respuesta :
konrad509
konrad509
13-01-2015
I assume it's [tex]3^{x-5}[/tex]
[tex]3^{x-5}=81\\ 3^{x-5}=3^4\\ x-5=4\\ x=9[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 43+ )
Otras preguntas
You solved a linear system with two equations and two variables and got the equation o=-8. how many solutions does the system of equations have
What might be a possible effect of Canada having less arable land than the USA?
To remove a worksheet group, you can right-click the sheet tab of a sheet in the group and then click ____ on the shortcut menu.
What are the primary components in earth's continental crust?
Which of the following is a conceptual model that represents the flow of energy through an ecosystem? A. inheritance B. food web C. infiltration D.
Why, in some ways, is the term American Revolutions more appropriate than American Revolution?
Why does Ponyboy think Johnny is like a Southern gentleman from Gone With the Wind?
Carbon is found in glucose true or false
1. manifest a. to say something that someone else has said or written using different words 2. coordinate b. to make something evident or certain by showing or
Let f(x)=2x^2+7x-5 and g(x)=-8^2-3x+5. What is g(x)+f(x)?