How were political machines harmful to the new american urban community in the late 1800s and early 1900s?

Find and simplify an expression for the area of five rows of square with side lengths of x

The congress shall have power to lay and collect taxes, duties, imposts and excises, to pay the debts and provide for the common defence and general welfare of the united states . .; to borrow money on the credit of the united states; to regulate commerce with foreign nations, and among the several states, and with the indian tribes. —constitution of the united states, article i, section 8 which of these are expressed powers granted by this part of article i, section 8? check all that apply. lay and collect taxes and duties pay debts regulate american indian groups regulate commerce within states borrow money regulate commerce with foreign nations

What do the discoveries of shells used in jewelry and a huge dredged canal tell us about the indus valley civilization?