1.) (5x+2)+(x²-9)+(x²-7x+12)
2.) 2x²-2x+5
3.) (5x+2)+(x²-9)+(x²-7x+12)+(x+6)+(xy+1)+(xy+1)+(6x)+(x)+(4x)+(5x-2)
4.) 2x²+15x+2xy+11
Knowing the perimeter will help Farmer Bob in his future plans for the garden.
5.)
A=length×width
A=south side × west side
A= (2x²-2x+5)(9x-2)
