C is the answer of this problem
9x+ 5y=35
2x + 5y=0 |* -1
9x +5y= 35
-2x -5y= 0
-----------------
7x / = 35
x=35:7
x=5
2x+5y=0
2*5+5y=0
10+5y=0
5y=-10
y= -10:5
y=-2
Front yard
65+65+45+45=220
Back yard
45+45+35+35=160
220+160=380
380 feet
The answer is forty four 44
60/ (30/100)
= 60* (100/30)
= 200
The final answer is 200~
