Question 200275
Let  1st  even  integer = x,  next  (x+2) , next (x+4) , next ( x+6)
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expression  ,,,,,,(x)(x+2) = (x+4)(x+6) -72
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x^2 +2x = x^2 +10x +24 -72
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72 -24 = 10x -2x
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48 = 8x
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x=6
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set  is  ,,,,,6,,,,,8,,,,10,,,12
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checking
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(6*8) = ( 10*12) -72
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48 = 120 -72 = 48,,,,,,ok