Eileen is a married taxpayer who files jointly with her husband. Their combined taxable income is X dollars and their tax is Y dollars. Eileen's employer withheld A dollars from her salary and her husband's employer withheld B dollars from his salary during the year. a. Write an algebraic expression for the amount they would receive should they get a refund. b. Write an algebraic expression for the amount they would owe in taxes if the combined amount withheld was not enough to cover the tax they owe