For the student council meeting after school, Mr. Aggie brought 7 loaves of
homemade raisin bread. Each loaf was cut into 20 equal pieces. The sixth
grade students ate 1 whole loaf and 4 slices of raisin bread. The seventh
grade students ate 9 slices of raisin bread. The eighth grade students ate 6
slices of raisin bread.
Which expression below can be used to show the amount of raisin bread
eaten by the student council
