It's C i took the test......
The answer is (2, 14) because if you substitute the x and y values, it would have to be 2 + 7 = 14.
Answer:
Step-by-step explanation:
Answer:-2n^2-2n+19
Step-by-step explanation:
To find the sum of of this expression 8n-n^2+12 and 7-n^2-10n
We will go by collecting the like terms
Which gave us;
-n^2-n^2+8n-10n+12+7
Then, our answer will now be
-2n^2-2n+19