Questions by Dbort

Questions by Dbort

Help please it’s due at a certain time

asked Mar 19, 2021

1 answer

4 votes

23.7k views

How many ways can two marbles be chosen from a set of five marbles? 5 10 15 20

asked Feb 18, 2021

2 answers

2 votes

146k views

Freon−12 (CF2Cl2), widely used as a refrigerant and aerosol propellant, is a dangerous air pollutant. In the troposphere, it traps heat 25 times as effectively as CO2, and in the stratosphere, it participates

asked Sep 7, 2020

1 answer

3 votes

115k views

Bobby the plumber charges $90 for a house visit and $55 an hour for any time he spends over 30 minutes. Write an algebraic expression that represents the cost of a house visit for h hours. Then simplify

asked Jul 5, 2020

1 answer

3 votes

53.7k views

The plates holding cells together in tissues are called: A) Plasmodesmata B) Desmosomes C) Represolites D) Coenzyme Z E) Smooth Endoplasmic Reticulum

asked May 24, 2020

1 answer

3 votes

89.8k views

What was jefferson Davis’s goal following the confederate victories

asked Apr 11, 2020

1 answer

3 votes

204k views

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