SOLUTION: this has to be answered in full equation form.. a regular hexagon has a side length of (x+4) mm. If its perimeter is 84mm how long is each side?

Question 442677: this has to be answered in full equation form..
a regular hexagon has a side length of (x+4) mm. If its perimeter is 84mm how long is each side?
Answer by swincher4391(1107) (Show Source): You can put this solution on YOUR website!
Let s be one side of the hexagon. Since this is a regular hexagon, each side will be called s.
then We know that s = (x+4). Then,

So,
Plug this back into s = x+4, then
Each side is 14mm.