Time saved 776 dined to spend on soda if it costs 42 dimes for each soda how many more dimes would he need

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

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.

Meee i honestly dont know what this question talking about