Question

find a pattern for the sum of 4 times a number and twice the sum of the same number and 3

Answer 1

4n+2(n+3) or 6n+6
when n=1 then the result is 12
when n=2 then the result is 18
when n=3 then the result is 24

goes up by 6, starts at 12

12,18,24,30,36,42...