this kitty needs help... =^-^=

Question

nekomatt · Answer

What is the equation of the trend line? (Round the slope to the nearest hundredth.)      
  

 
 A.
y = 1.25x
 
 B.
y = 15.00x
 
 C.
y = 0.80x
 
 D.
y = 12.00x

nekomatt · Answer

https://static.k12.com/calms_media/media/1449000_1449500/1449108/2/d4f2035a857e3b22ca32f5c48a158e488c0b7184/TXMTH08-140117-130407.jpg

dayakar · Answer

the line passing through (0,0) ,and (15 ,12)

slope of a line (m) = (y2- y1) /(x2- x1)

                              = 12/15
                              simplify it

equation of a line is

 y = mx  [ write m value ]

nekomatt · Answer

so what i do now?