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(2*x^1)/2-((X^1)/4)-1 = 0
(2*x)/2-(X/4)-1 = 0
x-1/4*X-1 = 0 // + -1/4*X-1
x = -(-1/4*X-1)
x = 1-(-1/4*X)
x = 1-(-1/4*X)
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