Question 161601
.12x+.02*1,800=.03(1,800+x)
.12x+36=54+.03x
.12x-.03x=54-36
.09x=18
x=18/.09
x=200 pounds of 12% cream is used.
Proof:
.12*200+.02*1,800=.03(1,800+200)
24+36=.03*2,000
60=60