Please help I’ll give brainlieast

How many $20 bills do you need to have to make $280

Which of these would have been most likely to have been a carpetbagger during the reconstruction era? a) a new york businessman who relocated to mississippi b) a former slave who was able to buy land in birmingham c) a carolina-born politician who supported the democratic d) a former confederate officer who owned a farm in memphis eliminate

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.