SOLUTION: 3^x - 2^x = 65 obviously x =4 but I need the workings thanks

SOLUTION: 3^x - 2^x = 65 obviously x =4 but I need the workings thanks

Algebra.Com

Question 1039973: 3^x - 2^x = 65
obviously x =4 but I need the workings
thanks
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
3^x - 2^x = 65
obviously x =4 but I need the workings
===========
There's no algebraic solution for a problem like this.
It can be done graphically or by iterative methods.

RELATED QUESTIONS
If {{{3^x+4^x = 5^x}}} Find x. NB:x is 2 but I need the method,... (answered by MathLover1)

the question asks you to find all points (x,y) with x=y that are 4 units from (1,3).... (answered by gonzo)

which of the following is the solution set of the inequality? 4-7|x/2-3| >= -3... (answered by Alan3354)

I need to simplify the following: x^2 -x -12 / x+4 I can do the top part... (answered by Alan3354)

Ahhhh, I am a pretty good math student and this question is probably not something I will (answered by Edwin McCravy)

i am not sure if this is the right category but here it goes. I am in grade 9 math and i (answered by ankor@dixie-net.com)

please can somebody show me how to solve this I need to find 3 solutions x^3+9x^2+14x=0 (answered by htmentor)

I've gotten this problem wrong twice so I'm obviously doing something wrong. find f(x/2) (answered by hayek)

the question concerns the graph of the function f(x)=[x-3]+2 1. I need to explain... (answered by Theo)