The answer is 19.11 hope this helps
Y-y1=m(x-x1) for slope=m
point is (x1,y1)
pont s (7,4)
slope is 6
x1=7
y1=4
y-4=6(x-7)
2nd one is correct answer
Y=3x
or
-6x + 2y= 0
hope this helps and maybe brainly!
Upwards from 1 to 2 is your Answer (see attachments)