Questions by Piotr Chojnacki

Questions by Piotr Chojnacki

1. Solve this system by substitution. (y = 3x + 27 y = 4x + 18 2. Solve this system by elimination (-2x - 4y = -4 2x - 5y = 40 4. Solve this system by substitution -6x + y = 18 -3x+6y= -24 5. Solve this

asked Jul 26, 2024

1 answer

5 votes

79.8k views

Which of the following is NOT an operating expense? 1) Rent 2) Cost of goods sold 3) Depreciation 4) Utilities 5) Wages

asked Apr 4, 2024

1 answer

2 votes

86.9k views

Identify and explain two environmental problems that have emerged as a result of human activity, and explain how each has led to social and/or political instability.

asked Mar 9, 2024

1 answer

2 votes

102k views

If String str = "United States";, then what is the value of str.substring(2, 4);? (2 points) ni nit it ite nite

asked Dec 8, 2023

1 answer

2 votes

132k views

Is 54 x (100 - 5) equal to 54 x 100 – 54 x 5?

asked Sep 1, 2023

1 answer

1 vote

62.3k views

Sarah is a 24-year-old elementary school teacher who is 14 weeks pregnant. This is her first pregnancy. She was noted to be rubella seronegative on routine prenatal screening laboratory panel. She was

asked Jul 18, 2023

1 answer

23 votes

37.1k views

When a guitar string is plucked, sound waves, which are mechanical waves, transmit sound to your ears. What is the primary medium through which the sound waves travel?

asked May 4, 2023

2 answers

9 votes

56.6k views

A chemist measures the amount of fluorine gas produced during an experiment. He finds that 3.8 g of fluorine gas is produced. Calculate the number of moles of fluorine gas produced. Round your answer to

asked Apr 16, 2023

1 answer

0 votes

5.4k views

Athan thinks all factors of even numbers are even. Is Rathan correct or incorrect?

asked Jan 25, 2023

1 answer

11 votes

25.3k views

help me with this, please!!!

asked Sep 17, 2022

2 answers

5 votes

77.7k views

How long does it take seamounts to form

asked Jun 14, 2022

2 answers

1 vote

210k views

Donna fed of the chickens at a farm. Which decimal is equal to the fraction of 11 chickens Donna fed? A. 0.09 B. 0.09 C. 0.01 D. 0.01

asked May 18, 2022

1 answer

3 votes

7.2k views

What are ionic compounds

asked Dec 11, 2021

1 answer

1 vote

45.5k views

3. What is the difference between a haiku and a sonnet?

asked Nov 26, 2021

1 answer

0 votes

159k views

Tammy sells a car every 3rd day, and Henry sells a car every 5th day. If they both sell cars today, when is the next day that they will both be selling a car on the same day again?

asked Nov 24, 2021

1 answer

0 votes

298 views

Find x and y. Give reasons to justify your solution. AB, CD , and EF are straight lines.

asked Nov 11, 2021

1 answer

2 votes

85.2k views

HELP PLS I NEED THIS LUV U

asked Nov 5, 2021

1 answer

2 votes

188k views

Rewrite equation y=-2/3x+4 in standard form

asked Oct 6, 2021

2 answers

1 vote

180k views

If an item is 4.75 before tax and after is 5.13 how much is the sales tax rate?

asked Oct 4, 2021

2 answers

4 votes

19.1k views

Where did the USSR have a direct influence in spreading communism? O China O South Korea O Eastern Europe O Western Europe

asked Sep 17, 2021

1 answer

2 votes

28.6k views

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