Answer: 27a
Step-by-step explanation:
1. Simplify 4a×6 to 24a.
24a+3a
2. Simplify.
27a
The Median is 4 :))))))))
For this case we must find the value of "x" that meets the following equation:

We subtract
on both sides of the equation:

We simplify:

Finally, 
Answer:

X - 15 + 30 - 12 = 18;
Then x - 15 + 18 = 18;
x + 3 = 18;
x = $15 ( money has Ming-Li to begin with ).
Answer:
b
Step-by-step explanation:
the correct answer is b