Recent activity by Keyu Lin

Recent activity by Keyu Lin

The half life of throium is 18.72 days. how many days are required for 1000 gr to become 250 gr?

asked Dec 11, 2023

1 answer 188k views

Factor each expression completely. 3 x²-75

asked Nov 5, 2023

1 answer 91.1k views

How do multiple bonds affect the shape of a molecule?.

answered Aug 20, 2023

1 answer 7.0k views

Suppose you are visiting a friend. You want to go outside and ride bikes, but your friend wants to play video games. What could you do to make both of you happy? Answer this question in complete sentences.

answered Jul 12, 2023

1 answer 16.4k views

How did the convention held in 1787 deal with counting slaves in the Southern states regarding the population and representation in the newly formed congress?

asked Jun 14, 2023

1 answer 65.5k views

Who is singing the national anthem at the super bowl 2022.

answered Jun 11, 2023

1 answer 189k views

Read the passage. The Shelburne Museum is a great place for familles to visit. Most museums have just one building, but this museum has 39! The museum Includes houses, barns, a lighthouse, and even an

answered May 6, 2023

1 answer 159k views

8x? + 7x = -1Round your answer to the nearest hundredth.If there is more than one solution, separate them with commas.

asked May 2, 2023

1 answer 97.5k views

Part #1: find the solution of the inequality.10 \geqslant p - 4Part #2: describe the solution

answered Feb 14, 2023

1 answer 56.4k views

The bookstore sold m books on Monday and t books on Tuesday. But on Wednesday, r books were returned. Write the expression for the total books sold.

asked Dec 24, 2022

1 answer 214k views

What ratio is equivilent to the ratio 3:4

answered Nov 14, 2022

2 answers 37.6k views

Find the displacement the body in the following graph

answered Sep 28, 2022

1 answer 206k views

Which of the following statements is true? O During fission, hydrogen is split apart into helium. O U-235 is created from nuclear fusion reactions. Exothermic reactions absorb heat and light. The sun uses

answered Jul 24, 2022

2 answers 172k views

Read the quotation from the Council of Trent in the 1500s. [W]ith God going before us . . . we may . . . deliberate and discuss . . . whatsoever is needful for repelling those assaults of barbarians and

asked Jul 17, 2022

1 answer 145k views

If the shapes are scaled copies, select a reasonable scale factor that could be applied to shape 2 to create shape 1?

answered Jun 23, 2022

2 answers 136k views

13+2(4s-3) = -1 what does s equal

asked Jun 17, 2022

1 answer 18.3k views

PLEASEEEE SOMEONE HELP ME WITH THIS ITS DUE IN A COUPLE HOURS!!!!! FOR trigonometry

asked May 27, 2022

1 answer 207k views

Brenna owns 9 T-shirts, 3 of which are red. If Brenna randomly selects a T-shirt to wear, what is the probability it will be red?

asked May 18, 2022

1 answer 64.8k views

Write a deffrentiate between inkjet peinter and laser printer

asked Apr 5, 2022

1 answer 136k views

An aircraft flew 5 hours with the wind. The return trip took 6 hours against the wind. If the speed of the plane in still air is 260 miles per hour more than the speed of the wind, find the wind speed

asked Mar 12, 2022

1 answer 57.4k views

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