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(2/3)*(2*x+7/8)-(1/8) = 7/8 // - 7/8
(2/3)*(2*x+7/8)-(1/8)-(7/8) = 0
(2/3)*(2*x+7/8)-1/8-7/8 = 0
2/3*(2*x+7/8)-1/8-7/8 = 0
(2/3*8*(2*x+7/8))/8-1/8-7/8 = 0
2/3*8*(2*x+7/8)-7-1 = 0
32/3*x-7+11/3 = 0
32/3*x-10/3 = 0
(32/3*x-10/3)/8 = 0
(32/3*x-10/3)/8 = 0 // * 8
32/3*x-10/3 = 0
32/3*x-10/3 = 0 // + 10/3
32/3*x = 10/3 // : 32/3
x = 10/3/32/3
x = 5/16
x = 5/16
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