The distance between the teaching building and the laboratory building is 180 meters. The greening team will plant trees on both sides of the path between the two buildings. The distance between two adjacent trees is 5 meters. How many trees will be planted in total?
教学楼和实验楼之间相距180米，绿化队要在两楼之间的小路两旁植树，相邻两棵树之间的距离为5米，一共要栽几棵树？
<gadget id="calculator">180 / 5</gadget>
<output>36</output>

<gadget id="calculator">36 - 1</gadget>
<output>35</output>

<gadget id="calculator">35 * 2</gadget>
<output>70</output>

<result>70</result>