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Given the set: ${12, 11, 4, 16, x, - 19}$ ${12,11,4,16,x,-19}$ , for what x would the mean of the set be 0?

1 Answer

Nov 22, 2015

3x=-24#

Explanation:

Sum $= 12 + 11 + 4 + 16 - 19 = 24$ $=12+11+4+16-19=24$

$x =$ $x=$ [Mean $\times$ $xx$ Number of items including $x$ $x$ ] $-$ $-$ Sum
$x = [0 \times 6] - 24 = 0 - 24 = - 24$ $x=[0 xx 6]-24 =0-24= -24$

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