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• for what value of a does (one-seventh) superscript 3 a + 3 baseline = 343 superscript a minus 1? –1 0 1 no solution
  
• write an expression having only two terms that is equivalent to 2x – 3. explain how you wrote the expression and how you can check that it is equivalent.
  
• if a person agrees that resources should be paid based upon the value of their creation, then income payments based on marginal revenue product provide a fair and distribution of society's income.
  
• which description defines the term apr? a. it is the yearly rate of interest that you pay for credit card use. b. it is the monthly rate of interest that you pay for credit card use. c. it is the daily rate of interest that you pay for credit card use.
  
• based on the flash cultura clip, match each statement to its corresponding video still.
  
• which resources contributed to chicago’s growth in the nineteenth century? select all that apply. highways railroads expressways water roads streetcars
  
• find the mass of the cone using the triple beam balance. a. 543.0 g b. 542.0 g c. 504.28 g d. 502.8 g
  
• as betty waits, she counts the number of waves that pass her during a 1-second period; she counts just 1. she estimates that the distance between crests is 6 meters. betty sees the perfect wave and begins paddling. she pushes herself up, stands on the surfboard and rides the wave all the way in to shore, a distance of about 60 meters. it takes her about 10 seconds to ride the wave in. use two methods to calculate the speed of the wave based on the information presented. are they the same? explain how you got your answers.
  
• during the cold war, the u.s. helped many countries purchase missiles for their defense. this is an example of ""___ aid.
  
• biology shows us the fossil record and comparative anatomies. chemistry shows us that organic molecules can come from inorganic matter. geology shows us that organisms that used to live together are found on separate continents due to continental drift. which fields of science provide evidence for evolution? biology only biology and chemistry only biology and geology only biology, chemistry, and geology