Question 726138
P=2B+12
C=B
C+B+P=72
B+B+(2B+12)=72
4B+12=72
4B=72-12
4B=60
B=60/4
B=15 NUMBER OF BEAN PLANTS ORDERED.
C=15 DITTO
P=2*15+12
P=30+12
P=42 NUMBER OF POTATO PLANTS ORDERED.
PROOF:
15+15+42=72
72=72