If the long side on both is 9ft and 3ft then 3•3 is 9 so for the short side you do the same. If the short side is 1ft and the other is "j" then it's 1•3 is 3.
1•3=3
Sorry if it's confusing the way I explained it.
So now its

but you want it in y=mx+b so
add x to both sides so that you have y on its own
so now it's
Most of the time its juss common sense where you can point the right measurement with just sense i guess
Answer:
28 per a bracelet, remainder 1
Step-by-step explanation: