The answers are 3 and -13
You need to plug 3 and -5 into x
By doing this, you get :
12 - 3^2 and
12 - (-5)^2
those expressions equal
12 - 9
12 - 25
So you get
3
-13
I think it would be -3x+y-1=0
To find a 5.5% tax on $309.95, you need to multiply them together.
5.5% x 309.9
= 0.55 x 309.9
= 170.445
≈ $170.45
Answer is D, 2/1, 4/2, 6/3, 8/4, 10/5, 12/6, 14/7, and 16/8, 16/8 or D is the answer to your problem.