x+2x + x/3 + x/3 - 3 = 360
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x + 2x + x/3 + x/3 - 3 = 360
3x/3 + 6x/3 + x/3 + x/3 - 9/3 = 360
(3x + 6x + x + x + 9)/3 = 360
3x + 6x + x + x + 9 = 360 × 3
11x + 9 = 1080
11x = 1080 - 9
11x = 1071
x = 1071/11
x = 97.3636
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