Answer:
1. operation is addition
inverse is subtraction
to solve, subtract 7. d = -2
2. operation is subtraction
inverse is addition
To solve, add 57. t = 96
3. operation is division
inverse is multiplication
to solve, multiply 2. a = 12
4. operation is multiplication
inverse is division
to solve, divide -3. x = -4
Answer:
-2
Step-by-step explanation:
Replace x with -1
(-1)2 - (-1) - 1
-2 + 1 - 1
-2