How to solve woithout quadratic algebra??

Question

2t^2-14t+3=3

Thanks!

Answer 1

     2t^2-14t+3 = 3

 

Or, 2t^2-14t = 3-3 = 0  

 

Or, 2t(t-7) = 0

 

Or, 2t = 0, so, t = 0

 

Or,    t-7 = 0, so, t = 7         t=0 & t=7  - - answer