Question

resolva a equação irracional VX-3=X-5​

Answer 1

$VX-3=X-5\\\\VX-3+3=X-5+3\\\\VX=X-2\\\\\frac{VX}{X}=\frac{X}{X}-\frac{2}{X};\quad \:X\ne \:0\\\\V=\frac{X-2}{X};\quad \:X\ne \:0$