Evaluate expression A and explain how the order of operations is applied at each step. Show work for all steps; use exact answers only

A 17.5-inch candle is lit and burns at a constant rate of 1.1 inches per hour. Let t represent the number of hours that have elapsed since the candle was lit. a. Write an expression in terms of t that represents the number of inches that have burned from the candle since it was lit. Preview b. Write an expression in terms of t that represents the remaining length of the candle (in inches). Preview c. Determine if the following statements are true or false. • Select an answerv The number of inches that have burned from the candle is proportional to the amount of time since the candle has been burning. • Select an answerv The remaining length of the candle is proportional to the amount of time since the candle has been burning. Select an answer The change in the candle's height is proportional the amount of time since the candle has been burning.

Can you write a code for this task, i need to do it in R commander?

I need help answering #7

Perform the following operations and simplify fully.