Can anyone help with this question?

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.

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9