Answer:

Step-by-step explanation:
To avoid confusion, distribute that negative amongst all terms in the second set of parentheses:

** The above answer is written in reverse, which is the exact same result.
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Answer:
22/7 * 3 * 3 * 6 ~ 169.65 cubic centimeters
The answer to the question is always.
Choosing blue or red: 3 blue + 4 red = 7 marbles
3 blue + 2 green + 4 red + 1 yellow = 10 marbles
Probability blue or red marble: 7/10
Choosing a marble that isn't blue or red: 2 green + 1 yellow = 3 marbles
Total marbles: 3 blue + 2 green + 4 red + 1 yellow = 10 marbles
Probability non-blue or red marble: 3/10
The missing length is 3.2 km
Area=LxW