Answer:
the correct answer is C 8/15
Step-by-step explanation:
The sum of -2 and -7 is given as follows :
-2 + (-7)
In mathematical operations, + * - is - therefore
Now soo we have,
-2 – 7
This gives us: -9
Learn more about addition at : brainly.com/question/20691960
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Disclaimer : The complete question is given below.
Question :
For addition, drag tiles onto the board.
To form a group, place one tile on top of another.
What is the sum of -2 and -7?
Board sum: 0
Reset
2000 x 2 x 0.02 = 80
answer
interest will be $80