I WILL MARK YOU BRAINLYEST if you answer all of my problems !!!!!!!!!!!
1# how many candy bars can you buy with $5.10 if one candy bar cost $0.85?
2# a number n minus 3 is greater than or equal to 12
solve for the variable
7# x-7=12
8# y/8=7
9# 10-4x=6x