Rita is planting saplings along her garden fence. When she started, she had x packages of saplings with 5 saplings per package. She planted 15 saplings and has at most 20 left. How many packages of saplings did she start with? What would the solution look like on a number line graph?

When Rita started, she had (blank)(at least 7, at most 7, at least 4, at most 4) packages of saplings. The solution can be represented as(blank)(an open circle, a closed circle) with an arrow to the (blank)(left, right).