arthimetic mean of 6,7,11,8,x,3,8,14,is 8 find x
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6+7+11+8+x+3+8+14/8=8
12+19+x+11+14/8=8
31+x+52/8=8
X+83/8=8
x+83= 64
x=64-83
X=-19
12+19+x+11+14/8=8
31+x+52/8=8
X+83/8=8
x+83= 64
x=64-83
X=-19
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