7a - 1/2a ^ 2 + 6a + 5 - 3a/a ^ 2 - 9​

Acontractor needs 54 square feet of brick to construct a rectangular walkway. the length of the walkway is 15 feet more than the width. write an equation that could be used to determine the dimensions of the walkway. solve this equation to find the length and width, in feet, of the walkway.

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

Arectangle with an area of 47 m² is dilated by a factor of 7. what is the area of the dilated rectangle? enter your answer in the box. do not leave your answer as a fraction.