Answer:
-2
Step-by-step explanation:
-7(-2) = 14
14 =14
57
How I did this was 513 divided by 9 so the equation that I did was 513/9.
2t^2+1
Subtract t^2 from 3t^2 you get 2t^2
which is 2t^2+1 answer
Answer is A.
