If it is to the tenth, then you have to look at the hundredth place, if the number in the hundredth place is over 5 or 5, then you have to make the number in the tenth place move up one digit if it isn't over 5 or 5, then you don't do anything
Answer:
2x-3
Step-by-step explanation:
Example w:5
2(5)-3=7
twice 5 then -3
I believe its -1 because x2-x1/y2-y1 good luck
