Answer:
The length of rectangle is 14.25 inches and the width of rectangle is 8.25 inches
Explanation:
we know that
The perimeter of rectangle is equal to

so

simplify
-----> equation A
The length of a rectangle is 6 inches more than its width
so
----> equation B
Solve the system by substitution
substitute equation B in equation a

solve for W

Find the value of L

substitute the value of W

therefore
The length of rectangle is 14.25 inches and the width of rectangle is 8.25 inches