please solve quickly

Determine if the lines intersect, are parallel, are skew (don't intersect but aren't parallel) or are the same: L1: X = - 6+2t L2: X = - 4 - 8t y = 3 - 4t y = - 1 + 16t z = 5+t Z = 6 - 4t O intersect O parallel O skew O same line