I don't understand what you are trying to say
Answer:
y = -4x + (-2)
Step-by-step explanation:
if you plug in the x values in the equation it equals y
That's the Kolakovski sequence,
First you need to get 3% of 7 so
7x0.03= 0.21
then you need to add that 3% onto 7
7+0.21=7.21
therefore the door frame is now 7.21 feet high