Just count the notches between the two points, there are 15 notches so 15 is tour answer
Answer:
Green
Step-by-step explanation:
cause blue and red make orange :)
Answer:
13
Step-by-step explanation:
n+(n+2)+(n+4)=42
3n+6=42
3n=42-6=36
3n=36
n=13
13+14+15=42
Answer:
- 
Step-by-step explanation:
The reciprocal of a number n is 
The negative reciprocal is the negative of this, thus
reciprocal of 2 is - 