Question

x-3 supra 1-x =x+4 supra x

Answer 1

$\frac{x-3}{1-x} = \frac{x+4}{x}$
x(x-3)=(1-x)(x+4)
x²-3x=x+4-x²-4x
2x²=4
x²=2
x=√2

Answer 2

x(x-3)=(1-x)(x+4) x²-3x=x+4-x²-4x 2x²=4 x²=2 x=√2