Identify the factors of the terms of the expression.

12m − 9n

Arectangle plot measure 20ft. by 30ft. a 3-ft.-wide sidewalk surrounds it.find the area of the sidewalk.

Afurniture store is having a weekend sale and is offering a 20% discount on patio chairs and tables the sales tax on furniture is 6.25%

Sarah is collecting recyclables for a science project. on the first day she collected 35 recyclable objects. on the second day she had a total of 52 recyclables. on the third day she had a total of 69 recyclables. determine if the scenario describes an arithmetic or a geometric sequence. then, write the recursive formula for the sequence described.