Answer:
4 whole days
Step-by-step explanation:
If he wrote 3 pages each day and he has to write 12 pages then it would take him 4 days.
X - 5 = 3x + 1
-6 = 2x
x = -3
12.4 / 6.2 = 2
so other side of enlarged rectangle = 1.8 x 2 = 3.6
Perimeter of enlarged rectangle = 2(3.6 + 12.4) = 32
Answer: 32 feet
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Another way to do:
12.4 / 6.2 = 2
SF = 2
The original rectangle has a perimeter of 16
Perimeter of the enlarged rectangle = 16 x 2 = 32
Answer: 32 feet