Answers by Anqi Lu

Answers by Anqi Lu

What are the two main classes of simple machines?

answered Dec 17, 2023

19 votes

467k views

a metal alloy weighing 6 mg and containing 32% gold is melted and mixed with 12 mg of a different alloy which contains 2% gold. what % of the resulting alloy is gold? explain all of your work.

answered Aug 26, 2023

12 votes

531k views

Select the correct answer. Simplify the following expression. (2x + 5) + (3x2 + 7x+3) A. 5x + 8b -3x2 - 9x+ 2 C. 3x2 + 5x + 8 D 3x2 - 9x + 8

answered Aug 25, 2023

24 votes

518k views

What is 1 2/3 x 5/6 x 2 1/4

answered Aug 12, 2023

8 votes

272k views

How would you draw a DNA molecule that is 10 nucleotides in size?

answered Mar 10, 2023

10 votes

347k views

When you see a traffic light turn red, you apply the brakes until you come to a stop. If your initial speed was 19 m/s, and you were heading due west, what was your average velocity during braking? Assume

answered Feb 7, 2023

21 votes

319k views

Based on his leadership style in the Soviet Union, which would Leonid Brezhnev most likely have favored? Select four answers. de-Stalinization increasing military strength good relations with the United

answered Dec 17, 2022

14 votes

533k views

Identify one similarity and one difference between the graph of 2x + 4 and the graph of y= -1/2x + 4

answered Jun 15, 2022

16 votes

13.5k views

What country made a deal with Germany to divide up Poland? Group of answer choices Hungary Japan Great Britain Soviet Union

answered Mar 5, 2022

18 votes

509k views

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