Sagot :
Answer:
1. 2L + 2W
2. L x W
3. L = 3
4. W = 9
5. 2y²-24y+54=0
Step-by-step explanation:
2x+2y=24
xy=27
x=27/y
2(27/y) + 2y = 24
54/y + 2y = 24
multiply both side by y
54+2y²=24y
2y²-24y+54=0
solve for y
y= 3, 9
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