Need

how do you solve this?

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.

Solve: 3x+y=6 4x-2y=18 show all work !

What is the solution set of the quadratic inequality x^2-5< or equal to 0