The ratio of corresponding sides of similar triangles is 3:5 then find the ratio of there areas​

What is the vertex form of f(x) = x2 + 6x + 3

The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15