[tex]V=abc\\\\
V=\frac{2x^2+2x-24}{4x^2+x}\cdot\frac{x^2+x-6}{x+4}\cdot\frac{8x^2+2x}{x^2-9}\\
V=\frac{2(x^2+x-12)}{x(4x+1)}\cdot\frac{x^2+3x-2x-6}{x+4}\cdot\frac{2x(4x+1)}{(x-3)(x+3)}\\
V=2(x^2+4x-3x-12)\cdot\frac{x(x+3)-2(x+3)}{x+4}\cdot\frac{2}{(x-3)(x+3)}\\
V=2(x(x+4)-3(x+4))\cdot\frac{(x-2)(x+3)}{x+4}\cdot\frac{2}{(x-3)(x+3)}\\
V=2(x-3)(x+4)\cdot\frac{x-2}{x+4}\cdot\frac{2}{x-3}\\
V=2\cdot(x-2)\cdot2\\
V=4(x-2)[/tex]