Answer:
-2755
Step-by-step explanation:
Answer:
Hello! Here is your answer
Step-by-step explanation:
112=4(28)
a=4b
You can only have one variable so:
Combine b to a:
a-b=84
4b-b=84
Divide both sides by 3:
3b/3=84/3
b=28
But that is not it:
Sum of both cards:
a+b
a=112
b=28
112+28=140
= 140
I hope I was of help. If not please let me know! Thank you! Good luck!
Answer:

Step-by-step explanation:
we know that
Susan collected 5 cents at the recycling plant for each of her 78 cans
To find out the total collected , multiply 5 cents by the total number of cans
so

Answer:
Since many viruses can infect a large number of different cell types, ... An example is potato yellow dwarf virus, which can grow in leafhoppers