Displacement$$\Delta x$$

$$\Delta x=xf-xi$$final position - initial position = displacement

$$d=\sqrt{(x_{2}-x_{1})^{2}+(y_{2}-y_{1})^{2}}$$distance = meters/seconds

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Displacement $\Delta x$: $\Delta x=xf-xi$
final position - initial position = displacement
Distance $d$: $d=\sqrt{(x_{2}-x_{1})^{2}+(y_{2}-y_{1})^{2}}$
distance = meters/seconds
Speed $s$: $s=\frac{d}{\Delta t}$