Find the sum of (x + 9) and (3x + 7)

Chamberlin wants to bottle 1\8 of her apple cider. she pours the apple cider evenly among 6 bottles. what fraction of her apple cider will she put in each bottle? what expression could represent this situation?

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?