Question 436258
  <pre><font face = "Tohoma" size = 4 color = "indigo"><b> 
Hi
*[tex \LARGE \ \ \ \ \ \ \ \ \ \ log_b(x) \ = \ y \ \ \Rightarrow\ \ b^y = x]
4log3 2x+1) -7 = 1
4log3(2x+1)= 8
 log3(2x+1)= 2
  3^2 = 2x+1
   9 = 2x+1
  8/2 = x = 4