The length of a rectangular bulletin board is 3 feet and the perimeter is 16 feet. what is the width of the bulletin board?

We know
P= 2(L+W)
and we know P=16 feet and L=3 feet
so let s solve for W
16=2 (3+w)
16=6+2w
16-6=2w
10=2w
10/2=w
w=5 <

Answer for 2: his profit would be $2.88 explanation: you have to first multiply 72 and 0.12 together to get $8.64 once you do that you know how much money the shopkeeper made from selling the candy bars individually. so you have to do 8.64-5.76=2.88 hope that ; )answer for 3: yeah i’m sorry i have no idea what number 3 is. i’m sorry i couldn’t with that.