How is the safe load for a certain horizontal beam used to hold up part of a building vary with the length between the supports? directly inversely proportionally exponentially

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

James is playing his favorite game at the arcade. after playing the game 33 times, he has 88 tokens remaining. he initially had 2020 tokens, and the game costs the same number of tokens each time. the number tt of tokens james has is a function of gg, the number of games he plays

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9