Me. which expression is equivalent? 8 − 5(3x − 7) a) 15x + 43 b) 9x − 21 c)−9x + 21 d)−15x + 43

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

Find the solutions for a triangle with a =16, c =12, and b = 63º

Which best describes the function on the graph? direct variation; k = −2 direct variation; k = -1/2 inverse variation; k = −2 inverse variation; k = -1/2