Step-by-step explanation:
A notable ______ of the symposium was the speech by a famous entrepreneur.
Answer:
x = 7
Step-by-step explanation:
I reversed it for easy viewing:
(x+7)/3x = 2/3
<=> (x + 7).3 = 2.(3x)
<=> 3x + 21 = 6x
<=> 21 = 6x - 3x
<=> 3x = 21
<=> x = 7
Answer:
6
Step-by-step explanation:
Substitute a = 2 , b = 4 into the expression

= 
= 
= 
= 6
Answer:
There is no triangle...?
Step-by-step explanation: