Answer:
y = 
Step-by-step explanation:
Given
ya + yv = t ← factor out y from each term on the left side
y(a + v) = t ( divide both sides by a + v )
y = 
<span>II and III
I is incorrect as they do not bisect.</span>
Answer:
slope is 1
Step-by-step explanation:
0--2=2
1--1=2
2/2-1