On a coordinate plane, a triangle is reflected across y = negative 2. Which is the reflection line for the transformation shown?
A: x-axis
B:y-axis
C:x=-2
D:y=-2

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?

The distance between two cities is 368 miles. if the scale on the map is 1/4 inch=23 miles, what is the distance between the cities on the map?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5