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Mathematics 4 Online
OpenStudy (anonymous):

The difference between the sum of 6 integers whose average (arithmetic mean) is x and the sum of 3 numbers whose average (arithmetic mean) is 2x-2 is (A) 4 (B) 6 (C) 6x (D) 12x-6 (E) 12x+6

OpenStudy (btaylor):

6(x) - 3(2x-2) = ? 6x - 6x + 6 = ? difference equals 6. get it?

OpenStudy (anonymous):

yea

OpenStudy (anonymous):

thx

OpenStudy (btaylor):

yw

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