Answer:
The width of vons workroom is, 7 feet
Explanation:
Perimeter of the rectangle(P) is given by:
....[1]
where, l is the length and w is the width of the rectangle respectively.
As per the statement:
Von has a rectangular workroom with a perimeter of 26 feet. the length of the work room is 6 feet.
⇒P = 26 feet and l = 6 feet
Substitute the given values in [1] we have;

Divide both sides by 2 we have;

Subtract 6 from both sides we have;
7 = w
or
w = 7 feet
Therefore, the width of vons workroom is, 7 feet