Step-by-step explanation:

Hence, coordinates A(2, 1), B(7, 1), C(2, 4) form a triangle.
Answer:
B, $51.53
Step-by-step explanation:
since $1.55 had been subtracted by the original price which is now $49.98
Add back the $1.55 to $49.98 to get $51.53
Answer:
Option B, would be the correct option as she sets it in the attic window. I hope this helps you! :)
Answer:
$20.49
Step-by-step explanation:
8% = 8/100 = 0.08
Therefore, 8% of 18.97 = 0.08 x 18.97 = 1.5176
So the total price = 18.97 + 1.5176 = 20.4878 = $20.49
Alternatively,
108% = 108/100 = 1.08
18.97 x 1.08 = 20.4878
Answer:
A. y = -3x
Step-by-step explanation:
Try it. When you substitute the x and y values, you get -3 = -3x1, which is correct.