Tell whether x and y show direct variation. Explain your reasoning if so, find k
y+3=x+6
A. yes; The equation can be written as y=kx, k = 1
B. yes; The equation can be written as y = kx, k = 3
C. Yes The equation can be written as y
kx, k = 9
D. No; The equation cannot be written as y = kx.