+0  
 
0
460
1
avatar

Solve 1/9 = 27^(2x + 1)

 Oct 2, 2020
 #1
avatar+33659 
+4

1/9 = 3-2 

27 = 33 

 

So we have   3-2 = (33)(2x+1)     or  3-2 = 33*(2x+1)

 

We can equate powers:   -2 = 3*(2x + 1)

 

Can you take it from here?

 Oct 2, 2020

0 Online Users