Answer:
The answer is A.
Step-by-step explanation:
This operation is a product of tho elements
The first is the difference between 'm' and 'n'
The last is the sum of 'm' and 'n'

We divide first number from first parenthesis with first number from second parenthesis. Then the resulting number we multiply by all numbers in second parenthesis and substract from first parenthesis.

We repeat previous steps until we run out of numbers:


We are left with a number that has no x inside. This is remainder.
The final solution is sum of all these solutions and remainder:
Answer:
tobin should have divided by three
Step-by-step explanation:
I think it's equal
____________