Question

∆XYZ has vertices X(5, 6), Y(9, 12), and Z(12, 8). It is translated right 8 units and up 3 units. What are the coordinates of X’, Y’, and Z’?

Answer 1

moving right⇒x+8
moving up⇒y+3

so (x,y) becomes (x+8,y+3)
just plug in x,y for the vertices X,Y and Z.