the pattern is multiply by two from positive to negative
Answer:
A
Step-by-step explanation:
There are 4 variables in the expression. The variables are: a,b,c and d.
8d^2 = variable d
2bc = variables b and c
10ab = variables a and b
Answer:
1497
Step-by-step explanation:
When finding the average you add all the given numbers
623+494+380=499
Then divide that answer by how many total numbers are there
499*3=1497