Question

7x-1/4 - [2x-1-x/2]=9/13​

Answer 1

Answer:   $x=-\frac{3}{286}$

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Step-by-step explanation:

$7x-\frac{1}{4} -[2x-1-\frac{x}{2}]=\frac{9}{13} \\\\7x-2x-\frac{1}{4}+1+\frac{x}{2} =\frac{9}{13} \\\\\frac{11x}{2} +\frac{3}{4} =\frac{9}{13} \\\\\frac{11x}{2} =\frac{36-39}{13*4} \\\\\frac{11x}{2}=\frac{-3}{52}\\\\x=-\frac{3}{286}$