Question

Which expression is equivalent to "-1 - 7"?
1 - 7
1 + 7
-1 + -7
-1 + 7

Answer 1

-1+-7

Explanation:

-1 - 7= -8

1. 1 - 7=6 which is not equal to -8

2. 1+7 = 8 whihc is not equal to -8

3. -1+-7 = -1-7 = -8

4. -1+7 = 6 whihc is not equal to -8

Answer 2

-1 + -7 i pretty sure