Question 182559
2.85X+2.60(90-X)=2.75*90
2.85X+234-2.60X=247.5
.25X=247.5-234
.25X=13.5
X=13.5/.25
X=54 LB. OF $2.85 TEA.
90-54=36 LB. OF $2.60 TEA.
PROOF:
2.85*54+2.60*36=2.75*90
153.9+93.6=247.5
247.5=247.5