A – b/a + b=1/2
what is the value of
A/B

Can somebody me out with this question

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)

Find the value of x for which the lines are parallel.