Find a single expression that represents the perimeter of the triangle. A) x + 1
C) 3x − 1
B) 5x − 3
D) 9x − 3

Anyone know? will mark brainliest if correct

The graph of a hyperbola is shown. what are the coordinates of a vertex of the hyperbola? (0, −4) (−3, 0) (0, 0) (0, 5)

At the county fair, the baxter family bought 6 hot dogs and 4 juice drinks for $12.90. the farley family bought 3 hot dogs and 4 juice drinks for $8.55. find the price of a hot dog and the price of a juice drink.