A number is doubled and 6 is added. If resultant is trebled, it becomes 72. What is that number
Choose the correct choice from the following
A) 8 B) 10 C) 9 D) 14 E) 16
Explanation:   =&gt; 3(2x+6) = 72   =&gt; 2x+6 = 24   =&gt; x = 9   Option 9
<result>C</result>
A number is doubled and 6 is added. If resultant is trebled, it becomes 72. What is that number