Step-by-step explanation:
Angle b + 100 = 180 (angles on the same straight line)

Angle c = Angle b (Vertically opposite angles)
= 80 deg
Answer:
y=3x-2
Step-by-step explanation:
y=mx+b
Slope = m = 3
b = y-intercept = -2
y=3x-2
Answer:
X=3
Step-by-step explanation:
Since the line is vertical only the y values change. This means that the x values stay the same at 3. So no matter the y value, x will always be 3.
The answer is 4x^2 - 7x+2