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If \(E[3X+Y] = 11\) and \(E[X] = 2,\) what is \( E[Y]?\)
If \(E[4X ] = 16 ,\) what is \( E[X] ?\)
If \(E[3X+9Y] = 6\) and \(E[3X+Y] = 5,\) what is \( E[X+Y]?\)
If \( E[X] = 3 ,\) what is \(E[3X + 1 ]?\)
If \(E[X] = 4, E[Y] = 4 ,\) what is \(E[4X+3Y]?\)
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