Question 320511
.20x+.30(42-x)=11
.20x+12.6-.30x=11
-.10x=11-12.6
-.10x=-1.6
x=-1.6/-.10
x=16 oz. of seeds.
42-16=26 oz. of nuts.
Proof:
.20*16+.30*26=11
3.2+7.8=11
11=11