Answer:
measure of angle 1=180-123=57°[exterior angle is supplementary]
Answer:
Step-by-step explanation:
Answer:
B': (-8,2)
C':(-8,9)
D':(-5,4)
Step-by-step explanation:
If im wrong pls tell me!
The answer is B (9,6) (12,8)
Answer:
x = (d + b) / (2a - c)
Step-by-step explanation:
2ax-b = cx+d
2ax - cx = d + b
x (2a-c) = d + b
x = (d + b) / (2a - c)