How do you use distributive property for 12(52)-12(62)

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

What expression is equivalent to 1/2(2+3x-6)

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other