Respuesta :
90=1.2f
(f stands for how much he weighed in fourth grade)
(1.2 is 120%, because % stands for divided by 100)
So, divide by 1.2 on both sides.
75 pounds.
(f stands for how much he weighed in fourth grade)
(1.2 is 120%, because % stands for divided by 100)
So, divide by 1.2 on both sides.
75 pounds.