How do i solve a problem in which radicals with unlike terms are added? e. g. (square root of 3) + (two times the square root of 108) + (four times the square root of 75)

Can someone me with this problem . show your work .

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is