Answer:
C
Step-by-step explanation:
3-5
When adding and subtracting with a number line,
Start at 0
Then go to the first point which is 3 (move to the right 3 units)
Then since we are subtracting, move to the left 5 units
You will end up at -2
3s+28=85, take away 28 from both sides of the equals to give you 3s=57, divide by 3 on both side to give you s=19.
All of them exeptd D.....