The question is an illustration of a division model.
The boxes will be completed with: 1650, 231, 50 and 7
The expression is represented as:

Express 1881 as 1650 + 231.

Split

Evaluate each division


The above illustration means that, the boxes will be completed with the following numbers
See attachment for proper illustration
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9x - 21 = -42
This should be the type of equation that you're looking 4
All real solutions
Everything cancels out once you multiply the top equation by two.
0 = 0 which means all real answers.
I hoping you meant question 3. Good luck!
Answer:

Step-by-step explanation:
<u>Complete the square</u>
<u />
(f + g)(x) = f(x) + g(x)
(f + g)(x) = 3x + 5 + x^2 = x^2 + 3x + 5
Answer: Choice D