A robot moves at a constant speed. The distance it moves and the time it spends moving are shown in this table:
Time (in minutes) | Distance (in kilometers) |
:-: | :-: |
$10$ | $7$
$15$ | $10.5$
$20$ | $14$
**Write an equation to describe the relationship between time $(t)$ and distance $(d)$.**
[[☃ expression 1]]