Answer:
3e = k
2a - 6 = k
k = 18
we can plug in k first for each equation
3e = 18
e = 6
2a - 6 = 18
a = 12
Step-by-step explanation:
As i multiplied the answer i got is
48x^3-4x^2+18x-40
The mean of the numbers are 1
it's c because it's the missing value