Final answer:
The sum of -7 plus 10 equals 3, which is the result of combining a negative number with a positive number, where the positive number is larger.
Step-by-step explanation:
The question asks what the sum of -7 plus 10 equals.
To find the sum of a negative and a positive number, you can think of the negative number as a debt and the positive number as cash.
You have 10 dollars and you owe 7 dollars, after paying your debt you will be left with 3 dollars.
So, -7 plus 10 equals 3.
This simple addition is an example of combining integers with different signs where the positive number is greater than the negative one.