Equations of Motion

SUVAT

v=u+at(no s)s=ut+12at2(no v)s=12(u+v)t(no a)v2=u2+2as(no t)\begin{align*} v &= u + at \kern4em &\footnotesize\text{(no s)}\\ s &= ut + \frac{1}{2}at^2 &\footnotesize\text{(no v)}\\ s &= \frac{1}{2}(u+v)t &\footnotesize\text{(no a)}\\ v^2 &= u^2 + 2as &\footnotesize\text{(no t)} \end{align*}

3 known, 1 unknown - solve for unknown using one equation above
2 known, 2 unknown - solve for unknowns using simultaneous equation of two equations above