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(7*(x+5)^1)/3+8 = 29 // - 29
(7*(x+5)^1)/3-29+8 = 0
(7*(x+5))/3-29+8 = 0
(7*(x+5))/3+(-29*3)/3+(3*8)/3 = 0
7*(x+5)-29*3+3*8 = 0
7*x-52+24 = 0
7*x-28 = 0
(7*x-28)/3 = 0
(7*x-28)/3 = 0 // * 3
7*x-28 = 0
7*x-28 = 0 // + 28
7*x = 28 // : 7
x = 28/7
x = 4
x = 4
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