Answer:
D
Explanation:
Double the first equation. Write the second below it. Rearrange the second.
2x - 20 = - 4y
<u>-2x -16= +4y</u> Add.
- 36 = 0
There is no solution to this pair of equations.
Gas Compressor
Manuel operates equipment that moves natural gas through pipelines. Manuel is a. Gas Compressor.
The first immigration restriction legislation in the U.S. was directed towards the Chinese people and restricted them from entering into the country during that period of time.
<h3>What is Immigration?</h3>
This is the process in which individuals move internationally to others and settle there. This is usually as a result of the high number of jobs present there which can be done to earn a source of income and also favorable living conditions.
The first immigration restriction legislation in the U.S. was the Chinese Exclusion Act of 1882 and was prohibited the Chinese from immigration into the United States.
It prevented the Chinese workers from immigrating into the country for ten years due to the american citizens attributing the decline in wages and job opportunities to their presence.
Read more about Immigration here brainly.com/question/24475673
#SPJ1
Explanation:
An outcome measured to see the effectiveness of the treatment.
The variable that is changed or manipulated in a series of experiments.
Hope it helps!
Quartz is, as almost everyone knows, silicon dioxide (SiO2). It is the moat plentiful mineral in the earth's crust. Second most abundant mineral is calcium carbonate which is deposited from water solutions. This is another of the three most important minerals of Grand Canyon.