what is 15 twentieths in its lowest terms?

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18

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.