A. is the answer fellow user
Answer:
y= -1x+1
Step-by-step explanation:
Answer:
Step-by-step explanation:
“y varies directly as x”
y = kx
Plug in (4, 1.25) and solve for k:
1.25 = 4k
k = 1.25/4 = 0.3125
The equation becomes
y = 0.3125x
78m I believe is the answer