Question 131765
8V+8B=240
4V+1B=54 OR B=54-4V
NOW REPLACE B IN THE OTHER EQUATUION WITH (54-4V) & SOLVE FOR V
8V+8(54-4V)=240
8V+432-32V=240
-24V=240-432
-24V=-192
V=-192/-24
V=8 STUDENTS PER VAN.
4*8+B=54
32+B=54
B=54-32
B=22 STUDENTS PER BUS.PROOF:
8*8+8*22=240
64+176=240
240=249