Question

porque 1/2x + 1/12x = 4/3x?

Answer 1

1/2x + 1/12x= 4/3x
3x(1/2x+1/12x)=4
3x²/2 + 3x²/12 =4

18x² + 3x²/12 = 48

21x²= 48*12
21x²=576
21x=√576
21x=24
x=24/21