What number should be added to both sides of the equation to complete the square?

x2 – 6x = 5

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

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.