Question 236157
x+y=3,000 or x=3,000-y
.10x+.15y=.12*3000
.10(3,000-y)+.15y=.12*3,000
300-.10y+.15y=360
.05y=360-300
.05y=60
y=60/.05
y=1,200 layed off in the agricultural div.
x=3,000-1,200=1,800 layed off in the aerospace div.
Proof:
.10*1,800+.15*1,200=12*3000
180+180=360
360=360