+0  
 
0
295
1
avatar

Solve for a.  Round to the nearest tenth, if necessary.

 

 Mar 7, 2021
 #1
avatar+36915 
+1

18 is to 12     as 12 is to a+5

 

18/12 = 12 / (a+5)

a+5  = 12 *  12/18 = 8

a = 3

 Mar 7, 2021

5 Online Users

avatar