Questions by Peter N Lewis

Questions by Peter N Lewis

Solve the system of equations x + y = 12 and x + 7y = -20 by combining the equations.

asked May 6, 2021

1 answer

4 votes

31.7k views

A line passes through the points (2,-2) and (-6, 2). The point (a, -4) is also one the line. What is the value of a

asked Feb 28, 2021

2 answers

4 votes

105k views

A security administrator is reviewing the following PowerShell script referenced in the Task Scheduler on a database server: Which of the following did the security administrator discover? A. Ransomeware

asked Nov 5, 2020

1 answer

5 votes

51.9k views

Stan is an investment manager. He has recieved money from various investors with a promise of very high returns on their investments. The invested money is not supplying enough capital in order to pay

asked Oct 9, 2020

1 answer

2 votes

227k views

Benzene is a toxic chemical used in the manufacturing of medicinal chemicals, dyes, artificial leather, and linoleum. A manufacturer claims that its exit water meets the federal regulation with a mean

asked Jan 10, 2020

2 answers

2 votes

28.5k views

Crystal drew a quadrilateral with two sets of parallel, equal sides. Which shape did she draw ?

asked Dec 15, 2019

2 answers

4 votes

131k views

Choose the sentence that has a subject complement A. The day ended with many surprises. B.We can't leave without seeing her. C.The nurse felt my pulse. D. I felt much better.

asked Nov 20, 2019

2 answers

5 votes

96.6k views

A parabolic microphone used on the sidelines of a professional football game uses a reflective dish 24 in. wide and 6 in. deep. How far from the bottom of the dish should the microphone be placed

asked Aug 2, 2019

2 answers

0 votes

1.1k views

Which of these processes is LEAST associated with producing genetic abnormalities? A) deletion B) nondisjunction C) replication D) transformation

asked Nov 8, 2018

1 answer

2 votes

53.6k views

A proportion shows how two ratios are equal. True or false?

asked Oct 27, 2018

2 answers

4 votes

91.2k views

Transportation in the 1800s was revolutionized by the development of the ?

asked Aug 24, 2018

1 answer

5 votes

120k views

The two strands of a DNA double helix

asked Jun 8, 2018

1 answer

0 votes

150k views

Determine whether the molecule ch3sh is polar.

asked Mar 4, 2018

2 answers

0 votes

70.0k views

In the years which followed the close of the war, it seemed as if colonialism had been utterly extinguished: but, unfortunately, this was not the case. The multiplication of great fortunes, the growth

asked Feb 7, 2018

1 answer

4 votes

174k views

How many vertices does a rectangular prism have?

asked Dec 24, 2017

1 answer

3 votes

53.1k views

The function s(t) represents the position of an object at time t moving along a line. Suppose s(1)=122 and s(4)=209. Find the average velocity of the object over the interval of [1,4].

asked Oct 19, 2017

1 answer

5 votes

195k views

In the history of events in Russia in the 19th and 20th centuries, the slogan "one language, one church, and one ruler" refers to a czarist program to bring about __________. a. democratic reforms b. self-determination

asked Jul 17, 2016

1 answer

0 votes

175k views

Page:

Search QAmmunity.org