Answer:
sorry can't help didn't understand
1/2(12+8)=10 Answer is 12
- 10, you go down 4 - this is shown because to get from two to 10 in two, you have to go 2+4=6+4=10
Answer:
-2
Step-by-step explanation:
Replace x with -1
(-1)2 - (-1) - 1
-2 + 1 - 1
-2