Add the two expressions -4.2+3 and 2.5x-6

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

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