Question

points today 15 points this week 29 current skill $ add: -1+(-7) skill code: 40031

Explanation:

Step1: Remove parentheses

Adding a negative number is the same as subtracting the positive of that number. So, $-1+(-7)=-1 - 7$.

Step2: Perform subtraction

$-1-7=-8$.

Answer:

$-8$