A; onions, pepper b; small, large c ; pepper , basil d; medium , onions

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.

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?