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• a group of neighbors is holding an end of summer block party. they buy \[p\] packs of hot dogs, with \[8\] hot dogs in each pack. all together, they have \[56\] hot dogs for the party. write an equation to describe this situation. how many packs of hot dogs did the neighbors buy?
  
• which is the graph of a quadratic equation that has a negative discriminant? on a coordinate plane, a parabola opens down. it goes through (negative 4, negative 4), has a vertex at (negative 2, 0), and goes through (0, negative 4). on a coordinate plane, a parabola opens down. it goes through (negative 4, negative 4), has a vertex at (negative 2, 0), and goes through (0, negative 4). on a coordinate plane, a parabola opens up. it goes through (negative 4, 4), has a vertex at (negative 2, 0), and goes through (0, 4). on a coordinate plane, a parabola opens up. it goes through (negative 4, 8), has a vertex at (negative 2, 4), and goes through (0, 8).
  
• which expression is equivalent to rootindex 4 startroot 144 a superscript 12 baseline b cubed endroot? assume a greater-than-or-equal-to 0 and b greater-than-or-equal-to 0.
  
• which is the best strategy for addressing polluted air? reduce the cost of chemicals used in industrial processes. study the effects of mold exposure on people who suffer from asthma. encourage people to continue burning fossil fuels as they drive vehicles. build industrial plants and facilities that release chemicals during processing.
  
• the belief that the participants in a research study should be representative of the type of people who would also benefit from the findings of the research stems from which principle of the belmont report?
  
• henry was studying two populations of the same species of lizards. one population lived on an island and the other lived on the mainland. both populations were affected by a hurricane that hit the island and the mainland with equal force. a year later, henry was testing the gene frequency and saw a decrease in genetic variation in the island species, but not in the mainland species. which best describes a conclusion he might have reached?
  
• what is the value of x? triangle v p m. angle v is 47 degrees, angle p is 85 degrees, and angle m is x degrees. degrees
  
• soil fertility is best described as being dependent upon _______. a. the balance between organic matter and mineral nutrients b. soil color and the local climate c. topography and the local climate d. soil texture
  
• for us to be here dedicated to the great task remaining . . . that this nation . . ."" he hopes that others will continue to fight for the freedom of all men. (3) finally, he is determined to make sure that, ""these dead shall not have died in vain."" identify whether each quotation is formatted correctly, and, if not, how it needs to be improved. quotation 1: quotation 2: quotation 3:
  
• the graph represents velocity over time.a graph with horizontal axis time (seconds) and vertical axis velocity (meters per second). a line runs from 0 seconds 2 meters to 100 seconds 22 meters.what is the acceleration?–0.4 m/s2–0.2 m/s20.2 m/s20.4 m/s2