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(2/7)*(3*x-14) = (2/5)*x+1 // - (2/5)*x+1
(2/7)*(3*x-14)-((2/5)*x)-1 = 0
(2/7)*(3*x-14)+(-2/5)*x-1 = 0
2/7*(3*x-14)+(-2*x)/5-1 = 0
(2/7*5*(3*x-14))/5+(-2*x)/5+(-1*5)/5 = 0
2/7*5*(3*x-14)-2*x-1*5 = 0
16/7*x-20-5 = 0
16/7*x-25 = 0
(16/7*x-25)/5 = 0
(16/7*x-25)/5 = 0 // * 5
16/7*x-25 = 0
16/7*x-25 = 0 // + 25
16/7*x = 25 // : 16/7
x = 25/16/7
x = 175/16
x = 175/16
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