7. Write and solve one or two mathematical sentences for the following problem. The length of a crayon box base is 3 more than 4 times its width. If the perimeter of the
base of the crayon box is 21 centimeters, find the length and width.

The perimeter of a rectangle is 40 inches. the table shows some of the possible dimensions for the length and area of the rectangle. length (inches) area (square inches) 2 36 7.5 93.75 10 100 12.5 93.75 18 36 given that the area of the rectangle is dependent on the length of its sides, which graph could best be used to display the relationship shown in the table?