The length of a rectangle is 4 inches longer than the width. The perimeter of the rectangl
The length of a rectangle is 4 inches longer than the width. The perimeter of the rectangle is 28 inches.What is the width of the rectangle, in inches?
A.5
B.7
C.10
D.12
E.14
请帮忙给出正确答案和分析,谢谢!