A. Angle 3 is a vertical angle to angle 2 which means they are the same.
Angle 3 = 76 degrees
B. Angle 6 is also the same as angle 2.
Angle 6 = 76 degrees
C. Angle 8 + angle 6 form a straight line which equals 180 degrees
Angle 8 = 180 - 76 = 104 degrees
Question 8 should be y=-5/2x-1. And question 9 should be y=1/2x-7.
Answer:
6x-8x+3=12-7
-2x+3=12-7
-2x+3=5
-2x=2
-x=1
x=-1
Step-by-step explanation:
Above