Question

480/(x-20) - 480/x = 2​

Answer 1

Answer:

x=2√1205

Step-by-step explanation:

$\frac{480x - 480(x - 20)}{x(x - 20)} = 2$

$480x - 480x +(480× 20) = 2x(x - 20)$

2x²-40=9600

2x²=9600+40

2x²=9640

x²=9640/2

x²=4820

x=√4820

x=√4×1205

x=2√1205