Answer:
see the explanation and the attached figure
Step-by-step explanation:
we have
----> given
Divide by -2 both sides
----> by Division Property of Equality
Simplifying

Subtract 1 both sides
----> by Subtraction Property of Equality
Simplifying

#1 - Positive,
#2 - No relationship.
#3 - Negative
Answer:
corresponding angle are:
<1=<5
<2=<6
<7=<3
<8=<4
<u><1&<5,<2&<6,<7&<3,<8&<4are pair corresponding angle.</u>