Which system of equations has exactly one solution? 2 x + y = 3. 5 x minus y = 11. 2 x + 2 y = 1. Negative 2 x minus 2 y = 1. 3 x + y = negative 1. 6 x + 2 y = negative 2. 3 x minus 2 y = 4. Negative 3 x + 2 y = 4.

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

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.