Approximately 3.25 x 10 cubic yards of material were used to
build boulder dam on the arizona-nevada border. the new
comelia tailings dam in arizona used 2.74 x10 cubic yards of
material
how many more cubic yards of material were used to build the
cornelia tailings dam than boulder dam?

Scenario: susan wants to make 2 square flags to sell at a crafts fair. the fabric she wants to buy is 3 meters wide. she doesn't want any fabric left over. what's the least amount of fabric she should buy? question: which equation will susan solve her problem? note: let x represent the length of 1 side of the flag. options: 1) 2x^2 = 4x 2) 8 +2x = 2(4x) 3) 2 * 2 = 4 * 2 4) 4x^2 -2x = 0