There are 5 fats all together.
If 3 of them are saturated, then the other 2 aren't.
The ratio of the SATs to the unsats is 3:2 .
X=-3
because
-4x=21-9
-4x= 12 divide both sides
x=-3
I’m not sure if it’s right but this is what i got
252
252x2 =504
504+252
756 miles?