Answer:
The reason why c = 6n + t is the same as c - t = 6n is because c is the sum of the addition problem. 6n and t are the addends. The inverse operation for addition is subtraction. c is the cost that will be reduced by t. The answer is still 6n.
Answer:
3,6,6,9 (6 is not a function and has been repeated twice)
-1,-2,-5,-7
sorry if their wrong id.rk
Answer:
8/45
Step-by-step explanation:
Define x to be the value of your fraction:

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When in doubt, you can use your calculator to see which fraction gives you 0.1777777778.
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We multiplied by 10^1 above, because there is 1 repeating digit. The power of 10 we use matches the number of repeating digits.
1/3*3.14= 1.046666666 ect.