What is the greatest common factor of the terms in the expression 21x-18x+28xy

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.

Hundred and tens tables to make 430 in five different ways

Caitlin had 402. in her bank account. she withdrew $15.each week to pay for swimming lesson. she now has $237.