Answer:
(12,3)=x1,y1
m=-1/4
we have,
y-y1=m(x-x1)
y-3=-1/4(x-12)
4y-12=-x+12
x+4y-21=0 is the required eqn
It would be x=0.32169905...0.62169905...
Answer:
formula for ratio: you can write a ratio with :, or, /
x axis is horizontal
0= x axis 6= y axis
Step-by-step explanation:
S = .85p; she gets 15% off, so she actually pays only 85%.