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• what does the underlined word mean in the following sentence? hoy yo llevo mi suéter viejo.newtornbigold
  
• when she subtracts 4 from both sides, startfraction one-half endfraction x equals negative startfraction one-half endfraction x. results. what is the value of ?
  
• circle v is shown. line segments y v and w v are radii. tangents y x and w x intersect at point x outside of the circle. the length of v y is 5. angle v is a right angle. what is the measure of circumscribed ∠x? 45° 50° 90° 95°
  
• a town has a population of 5000 and grows at 2% every year. what will be the population after 5 years, to the nearest whole number?
  
• which hardship did many pioneers face while traveling the mormon trail? they had to cross glaciers and permanently frozen soil. they traveled on foot while hauling their belongings. they faced constant attacks by native americans. they had to find a way to cross the great salt lake.
  
• which of the following issues is the most pressing environmental concern in the middle east? a. air pollution b. water scarcity c. land salinization d. mineral resource depletion
  
• a deli is offering two specials. the roast beef special gives a profit of $2.30 per sandwich, and the turkey special gives a profit of $3.10 per sandwich. the roast beef special uses two slices of bread and three slices of cheese. the turkey special uses two slices of bread and four slices of cheese. the deli has 120 slices of bread and 160 slices of cheese available for the specials. the deli wants to maximize its profit selling specials. let x represent the number of roast beef specials and y represent the number of turkey specials. what are the constraints for the problem?
  
• which expression represents the algebraic phrase “nine times a number plus thirteen”? 9 minus y + 13 9 + y minus 13 9y + 13 13y + 9
  
• which best describes the punctuation error in the sentence? both commas should be deleted. there should be a colon after “for.” the commas should be replaced by semicolons. there should be a comma after “weekend.”
  
• lars is writing a research paper on the russian conquest of siberia in the 16th century. read lars’s research question. ""how was russia able to also conquer parts of poland in the 16th and 17th century?” is this research question effective? yes, because it can be easily answered. yes, because it states the topic of the paper. no, because it is indirectly linked to the topic. no, because it includes repetitive information.