3/5x+19−3/20x−7 simplified is

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.

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4