+0  
 
0
129
1
avatar+1159 

Help.

NotSoSmart  Apr 10, 2017
Sort: 

1+0 Answers

 #1
avatar+5576 
+3

(9)(21) = (12)(x)

 

(9)(21) / (12) = x

 

15.75 = x

 

15.8 ≈ x

hectictar  Apr 10, 2017

13 Online Users

avatar
avatar
avatar
We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners.  See details