Need help getting a equation that you distribute that will equal x=6

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1

Which is the focus of a parabola with equation y2=4x