Write each sentence as an equation. Eight less than 1/3 of a number n is =13.

a. 1/3n-8=13

b. 1/3n+8=13

c. 1/3n x2= 13

d. 1/3 n -13=8

Students planted 6 equals size gardens on earth day. they divided each garden into three equal sections and planted herbs in 2 of the 3 sections what fraction of the gardens did the students plant with herbs.