$$\frac { ( 2 - 7 x ) ( 4 + 5 x ) } { ( 1 - 5 x ) ( 3 + 7 x ) } = 1$$
Solve for x
$x=\frac{1}{2}=0.5$
Steps for Solving Linear Equation
Variable $x$ cannot be equal to any of the values $-\frac{3}{7},\frac{1}{5}$ since division by zero is not defined. Multiply both sides of the equation by $\left(-7x-3\right)\left(5x-1\right)$.