12.5% of 384 - 16.66% of 66 = √16 + √? + 22
12.5% of 384 - 16.66% of 66 = √16 + √? + 22 => 48 – 1/6 of 66 = 4 + √? + 4 => 48 – 11 = √? + 8 => ? = 29 x 29 => ? = 841
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