Quandaries
and Queries 

My name is Justin, I am a student in 12th grade. How do I solve for "a" and "t" in the equations: 1000t= 4000 + 2000t + (1/2)at^{2} 

Hi Justin, In the second equation solve for a.
Now substitute this value into the first equation.
Solve this equation for t. Penny 

