Respuesta :

Answer:

Step-by-step explanation:

line A

0,4 and 1,6

gradient = y2-y1/x2-x1

6-4/1-0

=2

it starts at y=4

put that into equation =2x+4

line B

0,12 and 3,10

gradient

10-12/3-0

=-2/3

it starts at y=12

put that into equation=-2/3x+12