Answer:
y
Step-by-step explanation:
the first one is 8.5m2 + 2.2n ,, then the other person had the rest right . and number 3 could be 3x+1/3 ,, but it could also have different answers.
c = cost
h = # of half-dozens ordered
c = $8.50h + $1 is the correct answer.

solve for "K", to see what "K" is, or the "constant of variation",
once you found K, plug it back in y=Kx, and that's the equation
A=162sq......... bless up