Im getting it very easily now thanks to you guys please could you help me on this and how would they work it out?

What is the least common multiple of 16 and 3?

Quadrilateral ghjk has vertices g(2, 3), h(8, 2), j(6, 8), and k(3, 6). it is transformed according to the rule t(–4, –5). what are the coordinates of g”? (–7, 3) (–2, 2) (–1, –7) (2, –2)

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)