Answer:
C
Step-by-step explanation:
multiply by 2 to be 2x-6
A tangent line is always perpendicular to the radius that shares the point of tangency. In other words, where your tangent line touches the circle (at only one point), that line is perpendicular to the radius at that point.
Answer:
3 ⅓
Step-by-step explanation:
Answer:
y=2x-4
Step-by-step explanation:
just subtract the 1 inorder to isolate for y
90 + 20x + 10x = 180
30x = 90
x = 3