What type(s) of symmetry: y2 -1 = -x

Which of the following transformations does not preserve congruence? * 5 points a. (x, y) → (y − 3, x − 3) b. (x, y) → (x + 5, y − 1) c. (x, y) → (y + 9, −x + 2) d. (x, y) → (3x + 1, 3y − 2)

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?