Question 904647
a+b=35,
15*a+8*b=14*35
a=35-b
15*(35-b)+8*b=490
525-15b+8*b=490
-7*b=-35
b=5
a=35-b
a= 30 lb at $15.00 b= 5 lb at $8.00
check
15*30+8*5=14*35
450+40=490
490=490
ok