The value of x is -4
27
27 + 17 + 10 = 54
20 + 7 7 + 20 8 + 19 19 + 8 9 + 18 18 + 9 10 + 17 17 + 10 11 + 16 16 + 11 15 + 12 12 + 15 14 + 13 13 +14
16 plus 27 equals 43.
55 + 27 + 65 = 147
'63'
27 + 20 = 47
27
17 + 10 = 27
74
27
well,,,,,,,,. it doesnt!