Question 145572
4B+3M=1.45 
2B+5M=1.25 MULTIPLY BY -2 & ADD.
-4B-10M=-2.50
4B+3M=1.45
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-7M=-1.05
M=-1.05/-7
M=.15 FOR EACH MAGAZINE.
4B+3*.15=1.45
4B+45=1.45
4B=1.45-.45
4B=1.00
B=.25 FOR EACH BOOK.
PROOF
2*25+5*.15=1.25
.50+.75=1.25
1.25=1.25