F=4 and y=3 those are the answers
If half of two acres was planted with green beans, the answer would be one acre
4,000 if you set it up as unit rate with .15 on btm
Do 1/3 x 7 (due to the parentheses which mean multiplication). Once you get that answer you should have 8/9 = x + (answer). Now subtract that answer from 8/9 and that's your x!