Answer:
13
Step-by-step explanation:
i answered this for someone else a little bit ago and i got a thanks on it and i chose that answer because 13 is already on the triangle and n is too small to match up with the 13cm
x= 8
y= -5
z= 0
this is the correct answer to this system of equations.
The only one that looks familiar is B sorry >-<
Answer:The temperature on sunday is 2 3/4 C°
6 1/2 C° -3 3/4 C°=2 3/4 C°