Question 151878
8*12H+13*12B=339.60
96H+156B=339.60 (MULTIPLY BY 5)
10*12H+15*12B=402.00
120H+180B=402.00 (MULTIPLY BY-4 & ADD)
480H+780B=1698
-480H-720B=-1608
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0H+60B=90
B=90/60
B=$1.50 FOR EACH BRATWURST.
10*12H+15*12*1.5=402
120H+270=402
120H=402-270
120H=132
H=132/120
H=$1.10 FOR EACH HOTDOG.
PROOF:
10*12*1.10+15*12*1.5=402
120*1.10+180*1.5=402
132+270=402
402=402