Nicole had 38 beads. she lost some of them. this can be modeled by the expression 38 - x. what does x represent?

1. what are the missing reasons in the proof 2. it's in the second picture and 3

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.

How do you find the rate of change using a graph?