Smaller because off the number value and places.
Answer:
Multiplying and simplifying the term
we get 
Option C is correct option.
Step-by-step explanation:
We need to multiply and simplify: 
Simplifying the term:

While multiplying, the variables with same bases are multiplied: 
In the given question only x^2 and x^4 are variables with same bases, So we get:

So, multiplying and simplifying the term
we get 
Option C is correct option.
Answer:
11a − 29b − 50
Step-by-step explanation:
Subtract 7 from − 3
7a − 21b − 10 − 40 + 4a − 8b
Add 7a and 4a
11a - 21b - 10 - 40 - 8b
Subtract 8b from -21b
11a - 29b - 10 - 40
Subtract 40 from -10
11a - 29b - 50
You multiply all the sides to find the value of x