Respuesta :
140% of x is 1.40x (140% equals 1.40. Of means "multiply")
So 1.40x=56.
Divide by 1.4 to find x: x=40
So plug it back in to check. 1.40(40)=56
56=56
So 1.40x=56.
Divide by 1.4 to find x: x=40
So plug it back in to check. 1.40(40)=56
56=56