Originally Posted by

**Charney** If the question is only asking you to solve for t:

Step 1:

$\displaystyle y = \frac{at^2}{2}$

Step 2:

$\displaystyle 2y = at^2$

Step 3:

$\displaystyle \frac{2y}{a} = t^2$

Step 4:

$\displaystyle \sqrt{\frac{2y}{a}} = t $

And you're done.

As for writing your math nicely, this forum uses LaTeX. There are plenty of guides for it online. To write your initial problem you would type: y = \frac{at^2}{2} with [ tex] before your equation and [ /tex] after it (minus the spaces).