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• what should you do before you begin to plan a scientific investigation? perform background research to learn what is already known about the question you are trying to answer. create the data that will support your hypothesis. make sure your hypothesis is correct by comparing it with hypotheses of successful investigations.
  
• jackie robinson’s success in major league baseball encouraged white americans to
  
• what number should be added to both sides of the equation to complete the square? x2 – 10x = 7
  
• article ii of the constitution defines the roles ofthe president and the vice president.the president and the legislative branch.the vice president and the legislative branch.the vice president and the judicial branch.
  
• which called on states to desegregate “with all deliberate speed”?plessy v. fergusonthe southern manifestobrown iibrown v. board of education
  
• your mother has a new cell phone. it comes with 18 applications already installed. she uses only of those applications. she downloaded an additional 12 applications that she uses regularly. write an equation to represent the total number of applications your mom uses. explain your equation and your reasoning.
  
• select all the correct answers. tammy deposits $1,850 in an individual retirement account earning 2.6% interest, compounded annually. she also deposits $2,015 in business interest bearing account earning 1.5% interest, compounded annually. select the equation and the number of years, x, it will take for the amount of money in both accounts to be equal. round to the nearest whole year.
  
• the prologue of romeo and juliet introduces which elements of the play select 4 options
  
• she prepares to fight."" midnight assassin: but reports soon surfaced that hossack had abused and threatened his family, and for years his wife had gone to the neighbors to complain of his behavior. “she prepares to fight”: though past 50 years of age, she is tall and powerful and looks like she would be dangerous if aroused to a point of hatred. which excerpt is biased and why? the first excerpt, because it does not indicate whether the reports were accepted as evidence in the case. the first excerpt, because it contains assumptions that may have affected the writer’s beliefs about mr. hossack. the second excerpt, because it contains nothing that can be proven with objective evidence. the second excerpt, because it appears to contain a prejudice that may have affected the writer’s beliefs about mrs. hossack.
  
• all of the following statements are true. decide which of the examples of molecular biology give evidence for evolution. check all of the boxes that apply. hox genes are very similar in all animals. bug wings and bat wings are both used for flying. many species share much the same dna. plant and animal cells have almost all of the same structures.