Boy that math stuff will kill a cracker
I think it’a nothing, do you have a bone of the above
You gotta combine like terms which would be 9x and 12x which gives you 21x .
It took them 4 days to install 480 chairs which means if they were working at a constant rate they got 120 chairs installed daily. with 360 chairs left that means in 3 days they will finish. so overall, it took the workers 7 days to finish, or a week.
