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A circular playground is 60 feet wide and has a 3-foot wide path surrounding the playground. The area of the playground is about
1 answer:
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First, you substitute x with 10 (recall that when -8x means -8 times x)
For the numerator (the top), you use PEMDAS (first multiply -8 and 10, then add 9):
When the denominator (the bottom) is 1, you can just write the numerator:
-80 + 9
That equals - 71
For the numerator (the top), you use PEMDAS (first multiply -8 and 10, then add 9):
When the denominator (the bottom) is 1, you can just write the numerator:
-80 + 9
That equals - 71