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The work shows finding the sum of the algebraic expressions 3a + 2b and 5a + (7b). 3a + 2b + 5a + (7b) Step 1:3a +5a+ 2b + (7b) Step 2:(3 + 5)a + [2 + (7)]b Step 3:2a + (5b) Which is used in each step to simplify the sum? Step 1: Step 2: Step 3: A race awards prizes for the first and second place winners. If 10 people enter the race, how many different ways can the prizes be awarded?Group of answer choices90104520 Un recipiente contiene 2,5 moles de gas propano. Calcula, utilizando la definicin de mol, cuntas molculas de propano (C3H8) contiene ese recipiente.POR FAVOR NO LO ENTIENDO Y CON SUS OPERACIONES PLISS According to the passage, as the girls grew older they began to demandto have shorter work days.to start their day at five oclock.to go to school. Use the drop-down menus to complete each statement.The___controls land for oil and gas development.The___ensures that federal wildlife laws are followed.The___protects ecosystems and supervises public access to forests.The___regulates land used for mining, grazing, recreation, and wilderness.The___manages monuments, historic sites, seashores, and more. Write the quadratic equation in standard form:X2 20 = 52 The decimal 0.016 is equivalent to what percent? What is the simplified form of the following expression?(1)/(10)\sqrt(10,000a^(10)b^(10))10|a5b5|10a8b8100|a5b5|100a8b8 Introduction: Match each vocabulary word to its definitionSabotagethe separation of a group of peopleusually along ethnic or racial linesSegregationSouth Africa's policy of racialsegregationMilitantaggressive, resorting to violence orarmed conflictSanctionsthe strategic destruction of an enemy'spropertyApartheidtrade restrictions meant to punishanother country How did Paul help shape the beliefs of early Christianity?Paul organized the new Christian Bible.Paul sent letters to new churches to advise them.Paul became the first pope of the Catholic Church.Paul organized church activities for priests and bishops. please help ASAP will mark brainliest, 100 points A hot metal plate at 150C has been placed in air at room temperature. Which event would most likely take place over thenext few minutes?Molecules in both the metal and the surrounding air will start moving at lower speeds.Molecules in both the metal and the surrounding air will start moving at higher speeds.The air molecules that are surrounding the metal will slow down, and the molecules in the metal will speed upThe air molecules that are surrounding the metal will speed up, and the molecules in the metal will slow down How are glycolysis and phosphagen systems used in both aerobic and anaerobic excercise? please help me with this... What is the climax in Romeo and Juliet?You will get brainliest and 10 points! Please make it quick. 1-100 words. Complete this statement: 20 a x 2 + 25 a x + 15 a = 5 a 20 a x 2 + 25 a x + 15 a = 5 a What is the difference between a haploid species and a diploid species? The following information was drawn from the Year 1 accounting records of Ozark Merchandisers: a. Inventory that had cost $17,400 was sold for $31,320 under terms 2/20, net/30. b. Customers returned merchandise to Ozark five days after the purchase. c. The merchandise had been sold for a price of $784. d. The merchandise had cost Ozark $560. e. All customers paid their accounts within the discount period. f. Selling and administrative expenses amounted to $3,132. g. Interest expense paid amounted to $240. h. Land that had cost $6,400 was sold for $8,640 cash.Required:1. Determine the amount of net sales. 2. Prepare a multistep income statement. Which of the following state policies is most likely an attempt to change immigration policies? Please answer as soon as you see this its urgent