Question 304420
.14x+.07(280-x)=.12*280
.14x+19.6-.07x=33.6
.07x=33.6-19.6
.07x=14
x=14/.07
x=200 lbs. of soybeans is used.
280-200=80 lbs. of cornmeal is used.
Proof:
.14*200+.07*80=.12*280
28+5.6=33.6
33.6=33.6