Answer: where is the question (and if you think I wrote this to get the points your wrong its because I cant comment ok) so now please show me the question for me and other people to answer.
Step-by-step explanation:
Answer: y = 1
Step-by-step explanation:
3(3b+2)=-30 perform indicated multiplication on left side...
9b+6=-30 subtract 6 from both sides
9b=-36 divide both sides by 9
b=-4
20 cans in kilograms = 336 grams * 20 cans / 1000 = 6.72 kg
2 + 1 = 3
3 - 3 = 0
Hope this helped :)