Mathematics
If x is a positive integer and 15 - 2(2x - 1) < 15, the solution set is :
{-2, -1}
{1, 2, 3, 4, 5, ……}
{0, 1, 2, 3, 4, ……}
{1, 2, 3, 4, 5, 6}
If x is a positive integer and 15 - 2(2x - 1) < 15, the solution set is :
{-2, -1}
{1, 2, 3, 4, 5, ……}
{0, 1, 2, 3, 4, ……}
{1, 2, 3, 4, 5, 6}