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Whats is twenty one minus eight HELP!How did the multiplex telegraph change communication in the 1800s?It helped trains run on schedule and avoid collisions.It made it possible to use Morse code with telegraphs.It helped telegraphs transmit messages at a faster rate.It allowed people to communicate using speech alone. 6. Let f(x) = 4x - 7 and g(x) = 2x - 3. Find (fog)(4)sos idk how to solve this:) Which best Illustrates an Anology?A. There is a panic in the Annex B.Jewish people in Europe Live in fear during World War 2 C. Anne is outspoken Whie Margot is quiet D. Anne writes in her Diary regularly If the mean of 50 scores is exactly 26,4, and the mean of 49 of those scores is exactly 26, is the 50 score ? If it is 2pm at 30E what time is it at 40E what is 2 + 1 = ? is it 3 or is it 3 because i dont know Yuson must complete 30 hours of community service. She does 2 hours each day. Which linear equation represents the hours Yuson has left after x days? A. y = 2x + 30 B. y = 2x + 30 C. y = 2x 30 D. y = 2x 30 log x = log(x + 3) - log(x - 1) o the water in a swamp is cooter thatits land because the sun warmsand more than it does water whats your Instagram only answer if u have it plz Which answer option most likely describes an essay written to persuade?A. An essay summarizing the main events in a movieB. An essay discussing ways to minimize the stress studentsexperience while taking testsC. An essay sharing tips on how to take a good photographO D. An essay giving reasons why teens should be allowed to choosetheir own bedtimes how does it differ from the historys text account? How was Germany similar to Italy in the 1800s?Revolutionaries in Germany and Italy called for unification.Both Germany and Italy were divided into confederations.Parliaments in Germany and Italy clashed with their king.Both Germany and Italy provoked a war with France. 5b-b-1 > or equal too-11 GIVING BRAINLIEST TO 1ST CORRECT ANSWER. Leah practices dance for 2One-half hours each week. Her younger sister Sonia practices dance for 0.8 the amount of time Leah practices. How much more time does Leah practice than Sonia? 0.2 hours 0.5 hours 1.7 hours 2.0 hours 1) Noah ate all of his Takis for breakfast, but he forgot that he owed Jason 16Takis. London gave Noah 27 Takis at lunch the next day. How many Takiswill Noah have in total after he give Jason the Takis? Which phrase represents the strongest appeal that The Defender makes to African Americans? Go to it, my Southern Brothers the North needs you to run chances of being nipped by the fingers of Jack Frost to shake off this mortal coil at the end of the lynchers rope Try moving the tiles to create a clear sentence. Then read the sentence to yourself.xwalkedwithyellowbootsonmydogIntroDone What is the difference between scalar and vector quantity?