What is the equivalent to 4(6x+9)- 2(5x-6)

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

In the diagram, points d and e are marked by drawing arcs of equal size centered at b such that the arcs intersect ba and bc. then, intersecting arcs of equal size are drawn centered at points d and e. point p is located at the intersection of these arcs. based on this construction, m , and m

Select the two pairs of figures that are similar.