Answer:
a(n) = a(1) -3(n-1)
Step-by-step explanation:
1 + 0.09 = 1.09
90 * 1.09 = 98.1
The original price of the in-line skates was $98.1
Answer:
The answer is 140
Step-by-step explanation:
When the total measurements of the six-shaped corners is equal 720
Then x equal to

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To find the are of a square, we simply square the value of a side
so..

Area = 25 square units