Answer:

Step-by-step explanation:This is a very simple question.
We all know that the equation or formula for area is...
<em>A= L*W</em>
So multiply...
= 
Since 3a has an exponent power of 1 and you add the exponent power when multiplying...
The result would be...
.
Hope this helps:)
Answer:
m = 6
Step-by-step explanation:
First, add like terms:
2m + 7m + 3m = 72
12m = 72
Divide each side by 12:
m = 6
So, the answer is m = 6
Answer:
X = 9
Step-by-step explanation:
Find the greatest common factor (GCF) of 36, 84, and 90 by finding the prime factorization of each to determine which prime factors they share. Therefore, a 6 liter vessel is the capacity of the greatest vessel which can be used to fill each an exact number of times.