The question isn't complete and you might want to ask this in the math section.
But just to help you out, 3x means 3 times whatever "x" is.
original source A direct source of information or research
Primary source. In the study of history as an academic discipline, a Primary Source (also called an original source or evidence) is an artifact, document, diary, manuscript, autobiography, recording, or any other source of information that was created at the time under study. It serves as an original source of information about the topic.
each essay should have five sentences and you have to have characters also you have to punctuation was was about and indent

- They push their roots deep down under the frozen topsoil to find liquid ground water.
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- <u>With little sun, water evaporates slowly, making more available for plants or animals to use.</u>
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