If the sum of a number and six is tripled, the result is eight less than twice the number. Find the number.
1 answer:
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Clearly 
corresponds to a point on the fourth "circle" in the plane. 
is a rotation of 120 degrees counter-clockwise relative to the positive side of the horizontal axis, which corresponds to a clockwise turn of 360 - 120 = 240 degrees.
This means (C) is the answer.
This means (C) is the answer.