T is the point of intersection of the lines with equations 4c - y= 1 and x + 5y = 16 Write down the coordinates of T.

Just tell me how to set up the equation.

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible

Which point has an coordinates of (2,0) ? a