Simplify 86 x 14 x 4 +31

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.

Ineed if you could explain and give me the answer you! this needs done

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9